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Albertosaurinae

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with the onset of sexual maturity between the ages of fourteen and sixteen. This elevated mortality rate continued throughout adulthood, perhaps due to the high physiological demands of procreation, including stress and injuries received during intraspecific competition for mates and resources, and eventually, the ever-increasing effects of
1443:, which can determine the age of a specimen when it died. A growth curve can be developed when the ages of various individuals are plotted against their sizes on a graph. Tyrannosaurids grew throughout their lives, but underwent tremendous growth spurts for about four years, after an extended juvenile phase. 1483:
spent as much as half its life in the juvenile phase before ballooning up to near-maximum size in only a few years. This, along with the complete lack of predators intermediate in size between huge adult tyrannosaurids and other small theropods, suggests these niches may have been filled by juvenile
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and more fleet of foot than most of their prey animals. This resulted in a dramatic decrease in their mortality rate and a corresponding rarity of fossil remains. Mortality rates doubled at age twelve, perhaps the result of the physiological demands of the rapid growth phase, and then doubled again
1610:. The group seems to be composed of one very old adult, eight adults between 17 and 23 years old, seven sub-adults undergoing their rapid growth phases at between 12 and 16 years old, and six juveniles between the ages of 2 and 11 years that had not yet reached the growth phase. 1330:
more abundant to the south. The same pattern is seen in other groups of dinosaurs. Chasmosaurine ceratopsians and hadrosaurine hadrosaurs are also more common in the Two Medicine Formation of Montana and in southwestern North America during the Campanian, while centrosaurine and
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bonebed, weighed an estimated 50 kg (110 lb), and was about 2 m (6.6 ft) in length. The 28-year-old specimen from the same quarry measured 10 m (33 ft) long. Juvenile animals are rarely found as fossils for several reasons, mainly
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and that all of the preserved animals died at the same time. Currie claims this as evidence of pack behaviour. Other scientists are skeptical, observing that the animals may have been driven together by a drought, flood, or for other reasons.
1525:, where the smaller bones of younger animals were less likely to be preserved by fossilization than the larger bones of adults, and collection bias, where smaller fossils are less likely to be noticed by collectors in the field. Young 1550:
died in large numbers, but have not been preserved in the fossil record due to their small size and fragile construction. After just two years, juveniles were larger than any other predator in the region aside from adult
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individuals were aged 14 years or more at the time of death. However, the youngest individual known is a juvenile two-year-old and the oldest is an adult 28-year-old. The two-year-old was discovered in the
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to be an albertosaurine in 2004, but his more recent unpublished work locates it just outside Tyrannosauridae, in agreement with other authors. The other major subfamily of tyrannosaurids is the
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with a long tail. However, tyrannosaurid arms were extremely small for their body size and retained only two digits. The legs were long and ended in a four-toed foot. The first digit, called the
1728:, although some or all of the above localities may represent temporary or unnatural aggregations. Others have speculated that, instead of social groups, at least some of these finds represent 2541:
Carr, Thomas D.; Williamson, Thomas E.; Schwimmer, David R. (2005). "A new genus and species of tyrannosauroid from the Late Cretaceous (middle Campanian) Demopolis Formation of Alabama".
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on the Dry Island bonebed not proven they belonged to the same taxon, the teeth of juveniles would likely have been identified by statistical analysis as those of a different species.
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are relatively large for juvenile animals, but their remains are still rare in the fossil record compared with adults. It has been suggested that this phenomenon is a consequence of
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may have been able to reach walking speeds of 14−21 kilometres per hour (8−13 miles per hour). At least for the younger individuals, a high running speed is plausible.
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estimates are higher, around 2.5 tonnes (2.8 short tons; 2.5 long tons), although greater estimates exist of about 2.8–2.9 tonnes (3.1–3.2 short tons; 2.8–2.9 long tons).
3075:"Body size overlap, habitat partitioning and living space requirements of terrestrial vertebrate predators: implications for the paleoecology of large theropod dinosaurs" 568:
All tyrannosaurids, including albertosaurines, shared a similar body appearance. Typical for theropods, tyrannosaurids were bipedal and balanced their heavy head and
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specimens of various sizes, Erickson calculated a maximum growth rate of about 50 kg (110 lb) per year during the rapid growth phase, slower than in
2907: 2956: 1568:. The same pattern is also seen in other tyrannosaurids. The comparison with modern animals and other tyrannosaurids lends support to this life history 1596:, which is the most individuals found in one locality of any large Cretaceous theropod and the second-most of any large theropod dinosaur behind the 765:
in 1970, with many subsequent authors following his lead. Combining the two greatly expands the geographical and chronological range of the genus
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could grow to over 10 m (33 ft) in length. Several independent mass estimates, obtained by different methods, suggest that an adult
3402: 3372: 3230: 2791: 2451: 2371: 2778:(2005). "An unusual multi-individual tyrannosaurid bonebed in the Two Medicine Formation (Late Cretaceous, Campanian) of Montana (USA)". In 8108: 1313:
of Montana preserves the digested remains of a juvenile hadrosaur in its gut region, with another bonebed containing the remains of three
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Buckley, Lisa G.; Larson, Derek W.; Reichel, Miriam; Samman, Tanya (2010). "Quantifying tooth variation within a single population of
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are kept separate by most classifications, as should be according to Currie. The cladogram below was found during the analysis of
1753: 5166: 8098: 7428: 1993:"Rates of Dinosaur Body Mass Evolution Indicate 170 Million Years of Sustained Ecological Innovation on the Avian Stem Lineage" 1707: 1603: 4355: 5159: 1320:
Unlike some other groups of dinosaurs, neither genus was more common at higher or lower elevations than the other. However,
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Benson, R. B. J.; Campione, N. S. E.; Carrano, M. T.; Mannion, P. D.; Sullivan, C.; Upchurch, P.; Evans, D. C. (2014).
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may have ended this rapid growth phase, after which growth slowed down considerably in adult animals. Examining five
1259:. This is one of the few examples of two tyrannosaurid genera coexisting. Similar-sized predators in modern predator 576:, was short and only the other three contacted the ground, with the third (middle) digit being longer than the rest. 2434:
Raath, Michael A. (1990). "Morphological variation in small theropods and its meaning in systematics: evidence from
8003: 6671: 3005: 2657:"Allometric growth in tyrannosaurids (Dinosauria: Theropoda) from the Upper Cretaceous of North America and Asia" 1335:
dominate in northern latitudes. Holtz has suggested this pattern indicates shared ecological preferences between
670:; see below). These two species are the only described albertosaurines, but other undescribed species may exist. 331: 3757: 3589: 2554: 3906: 1499:
During growth, thickening of the tooth morphology changed so much that, had the association of young and adult
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preserved alongside several hadrosaurs. These findings may corroborate the evidence for social behaviour in
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in other tyrannosaurids as well. Fragmentary remains of smaller individuals were found alongside "Sue," the
1363: 137: 2821: 8023: 3575: 3489: 3318: 1715: 1572:, but bias in the fossil record may still play a large role, especially since more than two-thirds of all 1310: 977: 960: 742: 3651: 1732:-like mobbing of carcasses, where aggressive competition leads to some of the predators being killed and 561:
weighed between 1.3 tonnes (1.4 short tons; 1.3 long tons) and 2 tonnes (2.2 short tons; 2.0 long tons).
8070: 6377: 6289: 3485: 3416: 3206: 2805: 1532: 1268: 818: 730: 3647: 2582: 7422: 3244: 2578: 2486: 1666:. However, only rarely are so many dinosaurian predators found at the same site. Small theropods like 1306: 8061: 7955: 6066: 6034: 3712: 3613: 3554: 3518: 3278: 3143: 3089: 3046: 3024: 2973: 2948: 2842: 2673: 2594: 2408: 2239: 1952: 1699: 789:, which are almost always kept separate. He also notes that undescribed tyrannosaurids discovered in 671: 625: 431: 341: 312: 3412: 3248: 3121: 2817: 866: 6390: 6177: 3737:"Gut contents from a Cretaceous tyrannosaurid: implications for theropod dinosaur digestive tracts" 3732: 3700: 3580: 3493: 3218: 3210: 3202: 3183: 3028: 3016: 2952: 2940: 2801: 2767: 2763: 2734: 2730: 1624: 6659: 3066: 1584:
individuals both grow the most rapidly during a four-year period until they are approximately 16.
7862: 6366: 6226: 6082: 6022: 5457: 5367: 5250: 4114: 3804: 3769: 3688: 3601: 3542: 3440: 3240: 3105: 2997: 2866: 2771: 2656: 2610: 2566: 2336: 2230:(Theropoda: Tyrannosauridae) and implications for identifying isolated teeth of tyrannosaurids". 1970: 153: 3656:"My theropod is bigger than yours … or not: Estimating body size from skull length in theropods" 3394: 8075: 1397: 7744: 7661: 7635: 7474: 7461: 7339: 6880: 6832: 5664: 5014: 4093: 3761: 3680: 3593: 3534: 3473: 3398: 3368: 3364: 3357: 3306: 3226: 3171: 2989: 2964: 2899: 2858: 2787: 2779: 2738: 2558: 2447: 2439: 2367: 2024: 1522: 662:
Tyrannosauridae, in the subfamily Albertosaurinae. Its closest relative is the slightly older
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There is plentiful evidence for gregarious behaviour among herbivorous dinosaurs, including
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are commonly found in packs, there is no evidence of group behavior in the close relative
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The Dry Island bonebed discovered by Barnum Brown and his crew contains the remains of 26
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bonebed quarry led Currie to conclude that the locality was not a predator trap like the
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Eberth, David A.; & McCrea, Richard T. (2001). "Were large theropods gregarious?".
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between the Dinosaur Park tyrannosaurids is not well understood. In 1970, Dale Russell
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Campione, Nicolas E.; Evans, David C.; Brown, Caleb M.; Carrano, Matthew T. (2014).
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remains and the similar state of preservation common to the many individuals at the
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measured up to 8 to 9 m (26 to 30 ft) long, while rare individuals of
535: 515: 454: 448: 442: 418: 372: 41: 8046: 3225:(Second ed.). Berkeley: University of California Press. pp. 111–136. 1324:
appears more common in northern formations like Dinosaur Park, with species of
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by anatomical, behavioral, or geographical differences that limit competition.
7883: 7812: 7757: 7378: 7177: 6994: 6980: 6965: 6917: 6851: 6777: 6599: 6592: 6578: 6484: 6417: 6345: 6309: 6262: 6204: 6190: 6157: 6149: 6142: 6123: 5946: 5911: 5699: 5300: 5091: 5041: 4978: 4949: 4904: 4882: 4875: 4867: 4791: 4687: 4646: 4639: 4631: 4615: 4535: 4406: 4282: 4135: 3998: 3857: 3530: 3265:"Tyrant Dinosaur Evolution Tracks the Rise and Fall of Late Cretaceous Oceans" 2826:"Gigantism and comparative life-history parameters of tyrannosaurid dinosaurs" 1694: 1659: 1651: 1598: 1569: 1565: 1557: 1517: 1401:
A graph showing the hypothesized growth curves (body mass versus age) of four
1386: 1284: 1280: 1272: 794: 216: 103: 86: 51: 3765: 3684: 3636: 3597: 3559:"A New Method to Calculate Allometric Length-Mass Relationships of Dinosaurs" 3538: 2957:"Tyrannosaur life tables: an example of nonavian dinosaur population biology" 2641: 2562: 769:. Other experts maintain the two genera as separate. Canadian paleontologist 7904: 7897: 7597: 7590: 7263: 7255: 7186: 6839: 6557: 6103: 6007: 5742: 5327: 5212: 5199: 5126: 5062: 4985: 4964: 4721: 4584: 4392: 4379: 4297: 4149: 3968: 3955: 3918: 3827: 3187: 2985: 1965: 1940: 1663: 1639: 1547: 1440: 1058: 821: 229: 170: 107: 91: 35: 3310: 3175: 2993: 2903: 2862: 2028: 1907: 1905: 1903: 1901: 1613: 3419:(2007). "A reevaluation of cooperative pack hunting and gregariousness in 2508: 2506: 8040: 7488: 6896: 6889: 6861: 6754: 6254: 5635: 4971: 4798: 4559: 4196: 3875: 3851: 3269: 3134: 1733: 1500: 203: 190: 81: 76: 61: 56: 46: 3622:"Head-biting behavior in theropod dinosaurs: paleopathological evidence" 2917:
has been checked and does not affect the cited material, please replace
2895: 2854: 7029: 6791: 6521: 6424: 5749: 5070: 3477: 2914: 2698:"Cranial anatomy of tyrannosaurids from the Late Cretaceous of Alberta" 1711: 96: 71: 2146: 2144: 1888: 1886: 1884: 1882: 1880: 1878: 1876: 7697: 7385: 4812: 3845: 790: 725:
have led many experts to combine them into one genus over the years.
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are rare because they simply did not die as often as adults did.
797:, and elsewhere in North America may help clarify the situation. 7961: 6571: 3466:
National Museum of Natural Sciences Publications in Paleontology
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of United States and Canada. The subfamily was first used by
3796: 2627:"Possible evidence of gregarious behavior in tyrannosaurids" 2267: 2265: 2263: 2261: 749:
doubted the distinction of the two genera as early as 1922.
3758:
10.1666/0022-3360(2001)075<0401:GCFACT>2.0.CO;2
3590:
10.1671/0272-4634(2001)021[0051:ANMTCA]2.0.CO;2
2786:. Bloomington: Indiana University Press. pp. 313–324. 2555:
10.1671/0272-4634(2005)025[0119:ANGASO]2.0.CO;2
2512: 2300:-related Popular Culture Events and Activities in Canada". 2197: 2195: 1802: 1800: 1798: 1435:
and colleagues have studied the growth and life history of
2739:"Skull structure and evolution in tyrannosaurid dinosaurs" 2446:. Cambridge: Cambridge University Press. pp. 91–105. 3677:
10.1671/0272-4634(2007)27[108:MTIBTY]2.0.CO;2
3459:"Tyrannosaurs from the Late Cretaceous of Western Canada" 3437:
10.3374/0079-032X(2007)48[103:AROCPH]2.0.CO;2
3031:(2010). "A revised life table and survivorship curve for 640:. However, this classification has not been accepted and 446:. However, this classification has not been accepted and 3130:"A Diminutive New Tyrannosaur from the Top of the World" 2283: 1892: 1377:
were widespread throughout western North America, while
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claims there are as many anatomical differences between
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share arms of about equal length, with the exception of
2391:(1995). "Taphonomy and paleobiological implications of 2150: 2119: 2117: 2115: 2113: 2076: 2074: 1840: 1838: 1836: 1251:
In the middle stages of the Dinosaur Park Formation,
3792:. Fossilworks: Gateway to the Paleobiology Database. 3498:"A New Study of the Brain of the Predatory Dinosaur 1934: 1932: 533:
was smaller than some other tyrannosaurids, such as
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"Mass prediction in theropod dinosaurs". 2444:Dinosaur Systematics: Approaches and Perspectives 2053: 1986: 1984: 1789: 1535:, rather than bias, and that fossils of juvenile 3035:based on the Dry Island mass death assemblage". 2092: 1718:of Montana contains at least three specimens of 1827: 1484:tyrannosaurids. This pattern is seen in modern 1347:. At the end of the later Maastrichtian stage, 102:Posssible ghost lineage dating to at least the 1488:, whose hatchlings start off as tree-dwelling 729:was named first, so by convention it is given 3812: 2366:. San Diego: Academic Press. pp. 45–50. 2271: 1806: 1295:dinosaurs) were left to the more heavy built 652:. This classification has not been accepted. 628:, it was found that the group also contained 434:, it was found that the group also contained 8: 2201: 2162: 3363:. New York: Simos & Schuster. pp.  2524: 8018: 7749: 7666: 7641: 7525: 7521: 7480: 7469: 7456: 7367: 7335: 7151: 7115: 7074: 6943: 6939: 6824: 6820: 6809: 6709: 6698: 6685: 6476: 6466: 6382: 6294: 6182: 6129: 6039: 5992: 5988: 5938: 5903: 5892: 5879: 5810: 5719: 5627: 5580: 5449: 5424: 5420: 5348: 5344: 5333: 5218: 5207: 5194: 5122: 4941: 4932: 4761: 4576: 4527: 4523: 4436: 4432: 4398: 4387: 4374: 4173: 4056: 3974: 3963: 3950: 3896: 3887: 3835: 3819: 3805: 3797: 2213: 1496:capable of taking down large vertebrates. 604:dinosaurs. It was originally defined as "( 410:dinosaurs. It was originally defined as "( 136: 119: 20: 3703:(1982). "Speeds and gaits of dinosaurs". 3579: 3300: 3290: 3165: 3155: 2041: 2018: 2008: 1964: 472:Albertosaurines are large, lightly built 3423:and other nonavian theropod dinosaurs". 2302:Alberta Palæontological Society Bulletin 2065: 2296:Tanke, Darren H. (2011). "A History of 1844: 1769: 1576:specimens are known from one locality. 1283:, while the rarer and more troublesome 3389:The Princeton Field Guide to Dinosaurs 2931:|...|checked=yes}} 2123: 2104: 2080: 1381:were rare and the albertosaurines and 2151:Carr, Williamson & Schwimmer 2005 2135: 1867: 496:, which had short arms for its size. 7: 2186: 2174: 737:, which is sometimes considered its 620:. This group is the sister clade to 1421:is shown as red. Based on Erickson 1105: 1098: 1074: 1050: 1026: 1002: 952: 945: 892: 882: 872: 426:. The group is the sister clade to 3664:Journal of Vertebrate Paleontology 3567:Journal of Vertebrate Paleontology 3038:Canadian Journal of Earth Sciences 2665:Canadian Journal of Earth Sciences 2543:Journal of Vertebrate Paleontology 2470:; & Currie, Philip J. (2006). 2401:Journal of Vertebrate Paleontology 2321:Journal of Vertebrate Paleontology 2232:Canadian Journal of Earth Sciences 14: 8002: 7996: 7989: 7441: 7434: 7427: 7421: 6670: 6663: 6658: 6651: 6645: 5864: 5857: 5850: 5179: 5172: 5165: 5158: 4360: 4354: 3359:Predatory Dinosaurs of the World 1945:Methods in Ecology and Evolution 1754:Timeline of tyrannosaur research 588:The subfamily was first used by 386:, or dinosaurs of the subfamily 157: 1790:Currie, Hurum & Sabath 2003 1708:Field Museum of Natural History 1617:Bronze sculptures of a pack of 1604:Cleveland-Lloyd Dinosaur Quarry 1492:and slowly mature into massive 717:The close similarities between 644:is still considered a juvenile 452:is still considered a juvenile 3188:"RE: Burpee Conference (LONG)" 2421:10.1080/02724634.1995.10011256 2333:10.1080/02724634.2001.10010852 1924:Christiansen & Fariña 2004 1309:200) from the contemporaneous 584:Classification and systematics 16:Extinct subfamily of dinosaurs 1: 3502:(Theropoda, Tyrannosauridae)" 2747:Acta Palaeontologica Polonica 2706:Acta Palaeontologica Polonica 2054:Therrien & Henderson 2007 1546:life history postulates that 1279:actively hunted fleet-footed 1263:are separated into different 3725:10.1016/0031-0182(82)90005-0 3340:(6): 367–385. Archived from 3292:10.1371/journal.pone.0079420 3157:10.1371/journal.pone.0091287 2607:10.1080/08912960412331284313 2442:; Currie, Philip J. (eds.). 2093:Saveliev & Alifanov 2007 2010:10.1371/journal.pbio.1001853 1698:. There is some evidence of 658:is a member of the theropod 484:, and proportionally longer 8109:Campanian first appearances 3102:10.1080/0891296031000154687 2485:(1): 71–118. Archived from 1828:Fiorillo & Tykoski 2014 753:was formally reassigned to 684:, including genera such as 616:)", including only the two 422:)", including only the two 8135: 8114:Maastrichtian extinctions 7986: 7752: 7669: 7644: 7528: 7524: 7483: 7468: 7455: 7419: 7366: 7334: 7154: 7077: 6946: 6942: 6827: 6823: 6712: 6697: 6684: 6643: 6479: 6465: 6385: 6297: 6185: 6042: 5995: 5991: 5941: 5906: 5891: 5878: 5847: 5809: 5722: 5630: 5583: 5452: 5427: 5423: 5351: 5347: 5221: 5206: 5193: 5155: 5121: 4944: 4764: 4579: 4530: 4526: 4439: 4435: 4401: 4386: 4373: 4351: 4176: 4059: 3977: 3962: 3949: 3899: 3886: 3834: 3635:: 167–184. Archived from 3531:10.1134/S0031030107030070 3033:Albertosaurus sarcophagus 2784:The Carnivorous Dinosaurs 2640:: 271–277. Archived from 2364:Encyclopedia of Dinosaurs 2345:(published abstract only) 2272:Roach & Brinkman 2007 2228:Albertosaurus sarcophagus 1301:. However, a specimen of 1153: 1127: 1110: 1103: 1096: 1079: 1072: 1055: 1048: 1031: 1024: 1007: 1000: 974: 957: 950: 943: 914: 897: 890: 880: 807:Albertosaurus sarcophagus 723:Albertosaurus sarcophagus 634:, often synonymized with 440:, often synonymized with 355: 348: 332:Albertosaurus sarcophagus 326: 319: 154:Scientific classification 152: 144: 135: 127: 118: 23: 2362:; Padian, Kevin (eds.). 2202:Farlow & Pianka 2002 2163:Matthew & Brown 1922 3745:Journal of Paleontology 3510:Paleontological Journal 3421:Deinonychus antirrhopus 3190:. Dinosaur Mailing List 2986:10.1126/science.1125721 2525:Tanke & Currie 1998 2358:(1997). "Behavior". In 1966:10.1111/2041-210X.12226 1714:, and a bonebed in the 1364:Edmontosaurus annectens 8099:Taxa described in 2003 2436:Syntarsus rhodesiensis 1716:Two Medicine Formation 1686:Syntarsus rhodesiensis 1635: 1429: 1311:Two Medicine Formation 978:Daspletosaurus horneri 961:Daspletosaurus torosus 759:Albertosaurus libratus 743:William Diller Matthew 668:Albertosaurus libratus 527: 488:. Albertosaurines and 8071:Paleobiology Database 6378:Carcharodontosaurinae 6290:Carcharodontosauridae 2923:|...}} 2780:Carpenter, Kenneth J. 2387:Maxwell, W. Desmond; 1616: 1400: 1269:Niche differentiation 817:Albertosaurinae is a 781:as there are between 502: 8119:Dinosaur subfamilies 7371:Dubious coelurosaurs 6067:Metriacanthosaurinae 6035:Metriacanthosauridae 4317:Dubious neotheropods 3494:Kurochkin, Evgeny N. 3211:Weishampel, David B. 2731:Holtz, Thomas R. Jr. 2284:Erickson et al. 2010 1912:Erickson et al. 2004 1893:Erickson et al. 2006 1700:gregarious behaviour 1638:The near-absence of 1469:, but comparable to 1291:(horned and heavily 803:Gorgosaurus libratus 751:Gorgosaurus libratus 719:Gorgosaurus libratus 664:Gorgosaurus libratus 543:. Typical adults of 6391:Carcharodontosaurus 6178:Carcharodontosauria 3717:1982PPP....38..227T 3523:2007PalJ...41..281S 3283:2013PLoSO...879420L 3148:2014PLoSO...991287F 3094:2002HBio...16...21F 3051:2010CaJES..47.1269E 2978:2006Sci...313..213E 2896:10.1038/nature16487 2855:10.1038/nature02699 2847:2004Natur.430..772E 2678:2003CaJES..40..651C 2599:2004HBio...16...85C 2413:1995JVPal..15..707M 2244:2010CaJES..47.1227B 1957:2014MEcEv...5..913C 1625:Royal Tyrell Museum 801:has suggested that 503:Size comparison of 7863:Archaeornithomimus 6367:Veterupristisaurus 6227:Veterupristisaurus 6083:Metriacanthosaurus 6023:Piatnitzkysauridae 5458:Eustreptospondylus 5368:Piatnitzkysauridae 5251:Chuandongocoelurus 4115:Notatesseraeraptor 3500:Tarbosaurus bataar 3207:"Tyrannosauroidea" 3082:Historical Biology 2587:Historical Biology 2513:Currie et al. 2005 2440:Carpenter, Kenneth 1807:Loewen et al. 2013 1636: 1602:assemblage at the 1430: 666:(sometimes called 528: 8086: 8085: 8024:Taxon identifiers 8015: 8014: 8011: 8010: 7984: 7983: 7980: 7979: 7976: 7975: 7972: 7971: 7939: 7938: 7935: 7934: 7745:Macrocheiriformes 7662:Ornithomimosauria 7636:Maniraptoriformes 7629: 7628: 7475:Maniraptoromorpha 7462:Maniraptoromorpha 7451: 7450: 7417: 7416: 7413: 7412: 7409: 7408: 7362: 7361: 7358: 7357: 7340:Maniraptoromorpha 7330: 7329: 7326: 7325: 7322: 7321: 7318: 7317: 7314: 7313: 7062: 7061: 6927: 6926: 6881:Proceratosauridae 6833:Chingkankousaurus 6680: 6679: 6641: 6640: 6637: 6636: 6633: 6632: 6609: 6608: 6461: 6460: 6457: 6456: 6453: 6452: 6449: 6448: 6445: 6444: 6441: 6440: 6117: 6116: 6113: 6112: 5874: 5873: 5845: 5844: 5841: 5840: 5837: 5836: 5833: 5832: 5805: 5804: 5801: 5800: 5797: 5796: 5793: 5792: 5709: 5708: 5665:Vallibonavenatrix 5568: 5567: 5564: 5563: 5408: 5407: 5189: 5188: 5153: 5152: 5149: 5148: 5145: 5144: 5117: 5116: 5113: 5112: 5109: 5108: 5105: 5104: 5101: 5100: 4749: 4748: 4745: 4744: 4511: 4510: 4369: 4368: 4349: 4348: 4345: 4344: 4341: 4340: 4292: 4291: 3945: 3944: 3941: 3940: 3937: 3936: 3790:"Albertosaurinae" 3404:978-0-691-13720-9 3374:978-0-671-61946-6 3232:978-0-520-24209-8 3219:Osmólska, Halszka 2972:(5784): 213–217. 2841:(7001): 772–775. 2793:978-0-253-34539-4 2735:Osmólska, Halszka 2468:Coria, Rodolfo A. 2453:978-0-521-43810-0 2373:978-0-12-226810-6 2360:Currie, Philip J. 1523:preservation bias 1354:Tyrannosaurus rex 1265:ecological niches 1231: 1230: 1222: 1221: 1213: 1212: 1204: 1203: 1195: 1194: 1186: 1185: 1177: 1176: 1168: 1167: 1142: 1141: 989: 988: 929: 928: 381: 380: 315: 8126: 8079: 8078: 8066: 8065: 8064: 8051: 8050: 8049: 8019: 8006: 8000: 7993: 7849:Aepyornithomimus 7750: 7667: 7642: 7606:Sinocalliopteryx 7526: 7522: 7516:Neocoelurosauria 7481: 7470: 7457: 7445: 7438: 7431: 7425: 7368: 7336: 7305:Zhuchengtyrannus 7221:Thanatotheristes 7152: 7116: 7083:Appalachiosaurus 7075: 6944: 6940: 6934:Pantyrannosauria 6825: 6821: 6815:Tyrannosauroidea 6810: 6785:Xinjiangovenator 6710: 6699: 6686: 6674: 6667: 6662: 6655: 6649: 6477: 6467: 6383: 6303:Acrocanthosaurus 6295: 6183: 6130: 6056:Yangchuanosaurus 6040: 5993: 5989: 5939: 5920:Lourinhanosaurus 5904: 5893: 5880: 5868: 5861: 5854: 5811: 5777:Sigilmassasaurus 5720: 5677:Ceratosuchopsini 5628: 5581: 5526:Dubreuillosaurus 5450: 5433:Streptospondylus 5425: 5421: 5391:Piatnitzkysaurus 5349: 5345: 5334: 5219: 5208: 5195: 5183: 5176: 5169: 5162: 5123: 4958:Ekrixinatosaurus 4942: 4933: 4762: 4577: 4528: 4524: 4437: 4433: 4399: 4388: 4375: 4364: 4358: 4268:Procompsognathus 4174: 4057: 3975: 3964: 3951: 3897: 3888: 3881: 3880: 3836: 3821: 3814: 3807: 3798: 3793: 3777: 3741: 3733:Varricchio, D.J. 3728: 3711:(3–4): 227–256. 3696: 3660: 3643: 3641: 3626: 3609: 3583: 3563: 3550: 3506: 3481: 3463: 3448: 3408: 3392: 3378: 3362: 3348: 3346: 3331: 3314: 3304: 3294: 3236: 3198: 3196: 3195: 3179: 3169: 3159: 3113: 3079: 3062: 3045:(9): 1269–1275. 3012: 3010: 3004:. Archived from 2961: 2936: 2934: 2932: 2924: 2909:Retraction Watch 2888: 2886: 2885: 2879: 2873:. Archived from 2830: 2797: 2755: 2743: 2714: 2702: 2689: 2661: 2648: 2646: 2631: 2618: 2579:Christiansen, P. 2574: 2528: 2522: 2516: 2510: 2501: 2500: 2498: 2497: 2492:on 26 March 2009 2491: 2476: 2464: 2458: 2457: 2431: 2425: 2424: 2384: 2378: 2377: 2352: 2346: 2344: 2316: 2310: 2309: 2293: 2287: 2281: 2275: 2269: 2256: 2255: 2238:(9): 1227–1251. 2223: 2217: 2211: 2205: 2199: 2190: 2184: 2178: 2172: 2166: 2160: 2154: 2148: 2139: 2133: 2127: 2121: 2108: 2102: 2096: 2090: 2084: 2078: 2069: 2063: 2057: 2051: 2045: 2039: 2033: 2032: 2022: 2012: 1988: 1979: 1978: 1968: 1936: 1927: 1921: 1915: 1909: 1896: 1890: 1871: 1865: 1848: 1842: 1831: 1825: 1810: 1804: 1793: 1787: 1648:La Brea Tar Pits 1542:A hypothesis of 1433:Gregory Erickson 1275:the more common 1131:Zhuchengtyrannus 1106: 1099: 1075: 1051: 1027: 1003: 953: 946: 893: 883: 873: 863:Anthony Fiorillo 805:is ancestral to 706:Relationship of 677:Appalachiosaurus 590:Philip J. Currie 396:Philip J. Currie 370: 360: 329: 304: 299: 286: 273: 259:Pantyrannosauria 257: 243:Tyrannosauroidea 241: 162: 161: 140: 123: 101: 38: 27:Temporal range: 21: 8134: 8133: 8129: 8128: 8127: 8125: 8124: 8123: 8089: 8088: 8087: 8082: 8074: 8069: 8062:Albertosaurinae 8060: 8059: 8054: 8045: 8044: 8039: 8032:Albertosaurinae 8026: 8016: 8007: 7994: 7968: 7931: 7912:Sinornithomimus 7834: 7777: 7739: 7656: 7650:Compsognathidae 7638: 7625: 7613:Sinosauropteryx 7545:Compsognathidae 7539: 7518: 7509: 7477: 7464: 7447: 7446: 7432: 7405: 7400:Shanyangosaurus 7393:Phaedrolosaurus 7354: 7310: 7276: 7226: 7205:Daspletosaurini 7199: 7172: 7147:Tyrannosaurinae 7141: 7120:Albertosaurinae 7112: 7110:Tyrannosauridae 7103: 7071: 7069:Eutyrannosauria 7058: 6936: 6923: 6904:Proceratosaurus 6875: 6846: 6817: 6806: 6797: 6763:Richardoestesia 6747:Chilantaisaurus 6706: 6693: 6676: 6675: 6656: 6629: 6605: 6565:Australovenator 6543: 6537:Chilantaisaurus 6515:Phuwiangvenator 6437: 6402:Giganotosaurini 6396: 6372: 6284: 6247:Chilantaisaurus 6232: 6172: 6126: 6109: 6061: 6029: 5985: 5976: 5954:Monolophosaurus 5935: 5926: 5900: 5887: 5870: 5869: 5855: 5829: 5789: 5762: 5728:Camarillasaurus 5705: 5671: 5617: 5611:Ostafrikasaurus 5589:Camarillasaurus 5577: 5560: 5510:Afrovenatorinae 5504: 5463: 5439: 5417: 5404: 5362: 5341: 5339:Megalosauroidea 5330: 5321: 5316:Vectaerovenator 5309:Szechuanosaurus 5287:Monolophosaurus 5273:Kaijiangosaurus 5266:Cryolophosaurus 5227:Calamospondylus 5215: 5202: 5185: 5184: 5177: 5170: 5163: 5141: 5097: 5078:Pycnonemosaurus 5020: 4931: 4925:Majungasaurinae 4910: 4852:Majungasaurinae 4846: 4841:Xenotarsosaurus 4777:Dryptosauroides 4758: 4741: 4693: 4665:Elaphrosaurinae 4659: 4566: 4552:Ornithomimoides 4520: 4507: 4480: 4429: 4420: 4395: 4382: 4365: 4359: 4337: 4312: 4288: 4216: 4163: 4129:Shuangbaisaurus 4053: 4044: 3971: 3958: 3933: 3913: 3907:Avemetatarsalia 3892:Avemetatarsalia 3882: 3867:Avemetatarsalia 3841: 3840: 3830: 3825: 3788: 3785: 3780: 3739: 3731: 3699: 3658: 3652:Henderson, D.M. 3646: 3639: 3624: 3612: 3561: 3553: 3504: 3484: 3461: 3453: 3411: 3405: 3381: 3375: 3351: 3344: 3329: 3317: 3249:Sertich, J.J.W. 3239: 3233: 3201: 3193: 3191: 3182: 3118:Fiorillo, A. R. 3116: 3077: 3065: 3059:10.1139/E10-051 3015: 3008: 2959: 2939: 2926: 2918: 2912: 2890:(Erratum:  2889: 2883: 2881: 2877: 2828: 2806:Makovicky, P.J. 2800: 2794: 2768:Koppelhus, E.B. 2758: 2741: 2717: 2700: 2692: 2686:10.1139/e02-083 2659: 2651: 2644: 2629: 2621: 2577: 2540: 2536: 2531: 2523: 2519: 2511: 2504: 2495: 2493: 2489: 2474: 2466: 2465: 2461: 2454: 2433: 2432: 2428: 2399:associations". 2389:Ostrom, John H. 2386: 2385: 2381: 2374: 2356:Horner, John R. 2354: 2353: 2349: 2318: 2317: 2313: 2295: 2294: 2290: 2282: 2278: 2270: 2259: 2252:10.1139/e10-029 2225: 2224: 2220: 2214:Varricchio 2001 2212: 2208: 2200: 2193: 2185: 2181: 2173: 2169: 2161: 2157: 2149: 2142: 2134: 2130: 2122: 2111: 2103: 2099: 2091: 2087: 2079: 2072: 2064: 2060: 2052: 2048: 2040: 2036: 2003:(5): e1001853. 1990: 1989: 1982: 1938: 1937: 1930: 1922: 1918: 1910: 1899: 1891: 1874: 1866: 1851: 1843: 1834: 1826: 1813: 1805: 1796: 1788: 1771: 1767: 1762: 1750: 1706:mounted in the 1590: 1562:African buffalo 1509: 1455:tyrannosaurines 1445:Sexual maturity 1395: 1349:tyrannosaurines 1337:tyrannosaurines 1249: 1240:Coexistence of 1237: 1232: 1223: 1214: 1205: 1196: 1187: 1178: 1169: 1143: 990: 940:Tyrannosaurinae 930: 887:Albertosaurinae 877:Tyrannosauridae 815: 799:Gregory S. Paul 715: 682:Tyrannosauridae 622:Tyrannosaurinae 586: 490:tyrannosaurines 478:tyrannosaurines 470: 428:Tyrannosaurinae 392:Late Cretaceous 390:, lived in the 388:Albertosaurinae 384:Albertosaurines 344: 335: 303: 301:Albertosaurinae 297: 288:Tyrannosauridae 284: 275:Eutyrannosauria 271: 255: 239: 156: 114: 100: 99: 94: 89: 84: 79: 74: 69: 64: 59: 54: 49: 44: 33: 32: 29:Late Cretaceous 25: 24:Albertosaurines 17: 12: 11: 5: 8132: 8130: 8122: 8121: 8116: 8111: 8106: 8104:Tyrannosaurids 8101: 8091: 8090: 8084: 8083: 8081: 8080: 8067: 8052: 8036: 8034: 8028: 8027: 8022: 8013: 8012: 8009: 8008: 7988: 7987: 7985: 7982: 7981: 7978: 7977: 7974: 7973: 7970: 7969: 7967: 7966: 7965: 7964: 7958: 7949: 7947: 7941: 7940: 7937: 7936: 7933: 7932: 7930: 7929: 7922: 7915: 7908: 7901: 7894: 7887: 7880: 7877:Dromiceiomimus 7873: 7866: 7859: 7852: 7844: 7842: 7840:Ornithomimidae 7836: 7835: 7833: 7832: 7825: 7821:Paraxenisaurus 7817: 7809: 7802: 7795: 7787: 7785: 7783:Deinocheiridae 7779: 7778: 7776: 7775: 7772:Shenzhousaurus 7768: 7761: 7753: 7747: 7741: 7740: 7738: 7737: 7730: 7722: 7715: 7708: 7701: 7694: 7686: 7678: 7670: 7664: 7658: 7657: 7655: 7654: 7645: 7639: 7634: 7631: 7630: 7627: 7626: 7624: 7623: 7616: 7609: 7602: 7594: 7587: 7580: 7573: 7569:Beipiaognathus 7565: 7558: 7549: 7547: 7541: 7540: 7538: 7537: 7529: 7519: 7514: 7511: 7510: 7508: 7507: 7500: 7493: 7484: 7478: 7473: 7466: 7465: 7460: 7453: 7452: 7449: 7448: 7440: 7426: 7420: 7418: 7415: 7414: 7411: 7410: 7407: 7406: 7404: 7403: 7396: 7389: 7382: 7374: 7372: 7364: 7363: 7360: 7359: 7356: 7355: 7353: 7352: 7351: 7350: 7344: 7342: 7332: 7331: 7328: 7327: 7324: 7323: 7320: 7319: 7316: 7315: 7312: 7311: 7309: 7308: 7301: 7294: 7286: 7284: 7282:Tyrannosaurini 7278: 7277: 7275: 7274: 7267: 7260: 7252: 7245: 7241:Bistahieversor 7236: 7234: 7232:Teratophoneini 7228: 7227: 7225: 7224: 7217: 7214:Daspletosaurus 7209: 7207: 7201: 7200: 7198: 7197: 7194:Qianzhousaurus 7190: 7182: 7180: 7174: 7173: 7171: 7170: 7163: 7155: 7149: 7143: 7142: 7140: 7139: 7132: 7124: 7122: 7113: 7108: 7105: 7104: 7102: 7101: 7094: 7090:Bistahieversor 7086: 7078: 7072: 7067: 7064: 7063: 7060: 7059: 7057: 7056: 7048: 7041: 7034: 7026: 7019: 7012: 7005: 6998: 6991: 6984: 6977: 6970: 6962: 6955: 6947: 6937: 6932: 6929: 6928: 6925: 6924: 6922: 6921: 6914: 6907: 6900: 6893: 6885: 6883: 6877: 6876: 6874: 6873: 6865: 6857: 6855: 6848: 6847: 6845: 6844: 6836: 6828: 6818: 6813: 6807: 6804:Tyrannoraptora 6802: 6799: 6798: 6796: 6795: 6788: 6781: 6774: 6766: 6759: 6751: 6743: 6736: 6728: 6721: 6713: 6707: 6702: 6695: 6694: 6689: 6682: 6681: 6678: 6677: 6669: 6650: 6644: 6642: 6639: 6638: 6635: 6634: 6631: 6630: 6628: 6627: 6626: 6625: 6619: 6617: 6611: 6610: 6607: 6606: 6604: 6603: 6596: 6589: 6582: 6575: 6568: 6561: 6553: 6551: 6549:Megaraptoridae 6545: 6544: 6542: 6541: 6533: 6525: 6518: 6511: 6504: 6496: 6488: 6480: 6474: 6463: 6462: 6459: 6458: 6455: 6454: 6451: 6450: 6447: 6446: 6443: 6442: 6439: 6438: 6436: 6435: 6428: 6421: 6414: 6411:Giganotosaurus 6406: 6404: 6398: 6397: 6395: 6394: 6386: 6380: 6374: 6373: 6371: 6370: 6363: 6356: 6349: 6342: 6335: 6328: 6321: 6314: 6306: 6298: 6292: 6286: 6285: 6283: 6282: 6274: 6266: 6259: 6251: 6242: 6240: 6238:Neovenatoridae 6234: 6233: 6231: 6230: 6223: 6220:Ulughbegsaurus 6216: 6208: 6201: 6194: 6186: 6180: 6174: 6173: 6171: 6170: 6162: 6154: 6146: 6138: 6136: 6127: 6122: 6119: 6118: 6115: 6114: 6111: 6110: 6108: 6107: 6100: 6093: 6086: 6079: 6071: 6069: 6063: 6062: 6060: 6059: 6052: 6048:Xuanhanosaurus 6043: 6037: 6031: 6030: 6028: 6027: 6019: 6015:Xuanhanosaurus 6011: 6004: 6001:Asfaltovenator 5996: 5986: 5981: 5978: 5977: 5975: 5974: 5966: 5962:Megalosauridae 5958: 5950: 5942: 5936: 5931: 5928: 5927: 5925: 5924: 5916: 5907: 5901: 5896: 5889: 5888: 5883: 5876: 5875: 5872: 5871: 5863: 5849: 5848: 5846: 5843: 5842: 5839: 5838: 5835: 5834: 5831: 5830: 5828: 5827: 5826: 5825: 5819: 5817: 5807: 5806: 5803: 5802: 5799: 5798: 5795: 5794: 5791: 5790: 5788: 5787: 5780: 5772: 5770: 5764: 5763: 5761: 5760: 5753: 5746: 5739: 5736:Ichthyovenator 5732: 5723: 5717: 5711: 5710: 5707: 5706: 5704: 5703: 5696: 5689: 5681: 5679: 5673: 5672: 5670: 5669: 5661: 5653: 5646: 5639: 5631: 5625: 5619: 5618: 5616: 5615: 5607: 5600: 5597:Cristatusaurus 5593: 5584: 5578: 5573: 5570: 5569: 5566: 5565: 5562: 5561: 5559: 5558: 5554:Poekilopleuron 5550: 5547:Piveteausaurus 5543: 5536: 5529: 5522: 5514: 5512: 5506: 5505: 5503: 5502: 5495: 5488: 5481: 5473: 5471: 5469:Megalosaurinae 5465: 5464: 5462: 5461: 5453: 5447: 5445:Megalosauridae 5441: 5440: 5438: 5437: 5428: 5418: 5413: 5410: 5409: 5406: 5405: 5403: 5402: 5398:Xuanhanosaurus 5394: 5387: 5380: 5372: 5370: 5364: 5363: 5361: 5360: 5357:Yunyangosaurus 5352: 5342: 5337: 5331: 5326: 5323: 5322: 5320: 5319: 5312: 5305: 5297: 5294:Pandoravenator 5290: 5283: 5280:Kayentavenator 5276: 5269: 5262: 5254: 5247: 5239: 5231: 5222: 5216: 5211: 5204: 5203: 5198: 5191: 5190: 5187: 5186: 5178: 5171: 5164: 5157: 5156: 5154: 5151: 5150: 5147: 5146: 5143: 5142: 5140: 5139: 5138: 5137: 5131: 5129: 5119: 5118: 5115: 5114: 5111: 5110: 5107: 5106: 5103: 5102: 5099: 5098: 5096: 5095: 5088: 5081: 5074: 5067: 5059: 5052: 5045: 5038: 5030: 5028: 5022: 5021: 5019: 5018: 5011: 5008:Skorpiovenator 5004: 4996: 4989: 4982: 4975: 4968: 4961: 4954: 4945: 4939: 4930: 4929: 4920: 4918: 4912: 4911: 4909: 4908: 4901: 4893: 4886: 4879: 4872: 4864: 4856: 4854: 4848: 4847: 4845: 4844: 4837: 4830: 4823: 4820:Spectrovenator 4816: 4809: 4802: 4795: 4788: 4781: 4773: 4765: 4759: 4754: 4751: 4750: 4747: 4746: 4743: 4742: 4740: 4739: 4732: 4725: 4718: 4711: 4703: 4701: 4695: 4694: 4692: 4691: 4684: 4677: 4669: 4667: 4661: 4660: 4658: 4657: 4654:Spinostropheus 4650: 4643: 4636: 4628: 4620: 4612: 4604: 4597: 4589: 4580: 4574: 4568: 4567: 4565: 4564: 4556: 4548: 4540: 4531: 4521: 4518:Abelisauroidea 4516: 4513: 4512: 4509: 4508: 4506: 4505: 4498: 4490: 4488: 4486:Ceratosauridae 4482: 4481: 4479: 4478: 4475:Saltriovenator 4471: 4463: 4456: 4452:Fosterovenator 4448: 4440: 4430: 4425: 4422: 4421: 4419: 4418: 4414:Lophostropheus 4410: 4402: 4396: 4391: 4384: 4383: 4378: 4371: 4370: 4367: 4366: 4353: 4352: 4350: 4347: 4346: 4343: 4342: 4339: 4338: 4336: 4335: 4328: 4320: 4318: 4314: 4313: 4311: 4310: 4309: 4308: 4302: 4300: 4294: 4293: 4290: 4289: 4287: 4286: 4279: 4275:Pterospondylus 4271: 4264: 4256: 4248: 4245:Lucianovenator 4241: 4234: 4226: 4224: 4218: 4217: 4215: 4214: 4207: 4200: 4193: 4186: 4177: 4171: 4169:Coelophysoidea 4165: 4164: 4162: 4161: 4154: 4146: 4139: 4132: 4125: 4118: 4111: 4108:Lophostropheus 4104: 4097: 4090: 4083: 4076: 4068: 4060: 4054: 4049: 4046: 4045: 4043: 4042: 4034: 4026: 4018: 4010: 4007:Erythrovenator 4003: 3995: 3987: 3978: 3972: 3967: 3960: 3959: 3954: 3947: 3946: 3943: 3942: 3939: 3938: 3935: 3934: 3932: 3931: 3930: 3929: 3923: 3921: 3915: 3914: 3912: 3911: 3910: 3909: 3900: 3894: 3884: 3883: 3879: 3878: 3869: 3860: 3854: 3848: 3839: 3832: 3831: 3826: 3824: 3823: 3816: 3809: 3801: 3795: 3794: 3784: 3783:External links 3781: 3779: 3778: 3752:(2): 401–406. 3729: 3701:Thulborn, R.A. 3697: 3671:(1): 108–115. 3648:Therrien, F.O. 3644: 3642:on 2008-02-27. 3610: 3581:10.1.1.462.255 3551: 3517:(3): 281–289. 3490:Alifanov, V.R. 3486:Saveliev, S.V. 3482: 3450: 3449: 3431:(1): 103–138. 3417:Brinkman, D.T. 3409: 3403: 3379: 3373: 3349: 3347:on 2014-04-16. 3315: 3277:(11): e79420. 3261:Evans, David C 3257:Sampson, S. D. 3237: 3231: 3223:The Dinosauria 3203:Holtz, T.R.Jr. 3199: 3186:(2005-09-20). 3184:Holtz, T.R.Jr. 3180: 3122:Tykoski, R. S. 3114: 3063: 3017:Erickson, G.M. 3013: 3011:on 2010-07-18. 2941:Erickson, G.M. 2937: 2802:Erickson, G.M. 2798: 2792: 2756: 2715: 2690: 2672:(4): 651–665. 2649: 2647:on 2009-03-26. 2619: 2593:(2–4): 85–92. 2575: 2549:(1): 119–143. 2537: 2535: 2532: 2530: 2529: 2517: 2502: 2459: 2452: 2426: 2407:(4): 707–712. 2379: 2372: 2347: 2311: 2288: 2276: 2257: 2218: 2206: 2191: 2179: 2167: 2155: 2140: 2128: 2109: 2097: 2085: 2070: 2058: 2046: 2042:Seebacher 2001 2034: 1980: 1951:(9): 913–923. 1928: 1916: 1897: 1872: 1849: 1832: 1811: 1794: 1768: 1766: 1763: 1761: 1758: 1757: 1756: 1749: 1746: 1736:. Even though 1721:Daspletosaurus 1627:, designed by 1589: 1588:Pack behaviour 1586: 1508: 1505: 1494:apex predators 1486:Komodo dragons 1460:Daspletosaurus 1437:tyrannosaurids 1403:tyrannosaurids 1394: 1391: 1383:centrosaurines 1379:lambeosaurines 1369:chasmosaurines 1341:chasmosaurines 1333:lambeosaurines 1327:Daspletosaurus 1315:Daspletosaurus 1303:Daspletosaurus 1298:Daspletosaurus 1289:ankylosaurians 1257:Daspletosaurus 1248: 1246:Daspletosaurus 1238: 1236: 1233: 1229: 1228: 1225: 1224: 1220: 1219: 1216: 1215: 1211: 1210: 1207: 1206: 1202: 1201: 1198: 1197: 1193: 1192: 1189: 1188: 1184: 1183: 1180: 1179: 1175: 1174: 1171: 1170: 1166: 1165: 1162: 1161: 1152: 1149: 1148: 1145: 1144: 1140: 1139: 1136: 1135: 1126: 1123: 1122: 1119: 1118: 1109: 1104: 1102: 1097: 1095: 1092: 1091: 1088: 1087: 1078: 1073: 1071: 1068: 1067: 1064: 1063: 1054: 1049: 1047: 1044: 1043: 1040: 1039: 1035:Bistahieversor 1030: 1025: 1023: 1020: 1019: 1016: 1015: 1006: 1001: 999: 996: 995: 992: 991: 987: 986: 983: 982: 973: 970: 969: 966: 965: 956: 951: 949: 944: 942: 936: 935: 932: 931: 927: 926: 923: 922: 913: 910: 909: 906: 905: 896: 891: 889: 881: 879: 871: 867:Ronald Tykoski 839:tyrannosaurine 826:tyrannosaurids 814: 811: 783:Daspletosaurus 739:junior synonym 733:over the name 714: 704: 687:Daspletosaurus 600:as a group of 585: 582: 476:. Compared to 474:tyrannosaurids 469: 466: 406:as a group of 379: 378: 377: 376: 366: 353: 352: 346: 345: 336: 324: 323: 317: 316: 295: 291: 290: 282: 278: 277: 269: 262: 261: 253: 246: 245: 237: 233: 232: 227: 220: 219: 214: 207: 206: 201: 194: 193: 188: 184: 183: 178: 174: 173: 168: 164: 163: 150: 149: 142: 141: 133: 132: 125: 124: 116: 115: 112:Tyrannosaurine 95: 90: 85: 80: 75: 70: 65: 60: 55: 50: 45: 40: 39: 26: 15: 13: 10: 9: 6: 4: 3: 2: 8131: 8120: 8117: 8115: 8112: 8110: 8107: 8105: 8102: 8100: 8097: 8096: 8094: 8077: 8072: 8068: 8063: 8057: 8053: 8048: 8042: 8038: 8037: 8035: 8033: 8029: 8025: 8020: 8005: 8001: 7999: 7992: 7963: 7959: 7957: 7953: 7952: 7951: 7950: 7948: 7946: 7942: 7928: 7927: 7923: 7921: 7920: 7919:Struthiomimus 7916: 7914: 7913: 7909: 7907: 7906: 7902: 7900: 7899: 7895: 7893: 7892: 7888: 7886: 7885: 7881: 7879: 7878: 7874: 7872: 7871: 7870:"Coelosaurus" 7867: 7865: 7864: 7860: 7858: 7857: 7853: 7851: 7850: 7846: 7845: 7843: 7841: 7837: 7831: 7830: 7826: 7823: 7822: 7818: 7815: 7814: 7810: 7808: 7807: 7803: 7801: 7800: 7796: 7794: 7793: 7789: 7788: 7786: 7784: 7780: 7774: 7773: 7769: 7767: 7766: 7765:Pelecanimimus 7762: 7760: 7759: 7755: 7754: 7751: 7748: 7746: 7742: 7736: 7735: 7731: 7728: 7727: 7726:Thecocoelurus 7723: 7721: 7720: 7716: 7714: 7713: 7709: 7707: 7706: 7705:Kinnareemimus 7702: 7700: 7699: 7695: 7692: 7691: 7687: 7684: 7683: 7679: 7677: 7676: 7672: 7671: 7668: 7665: 7663: 7659: 7652: 7651: 7647: 7646: 7643: 7640: 7637: 7632: 7622: 7621: 7617: 7615: 7614: 7610: 7608: 7607: 7603: 7600: 7599: 7595: 7593: 7592: 7588: 7586: 7585: 7584:Huaxiagnathus 7581: 7579: 7578: 7577:Compsognathus 7574: 7571: 7570: 7566: 7564: 7563: 7559: 7556: 7555: 7551: 7550: 7548: 7546: 7542: 7536: 7535: 7531: 7530: 7527: 7523: 7520: 7517: 7512: 7506: 7505: 7504:Ornitholestes 7501: 7499: 7498: 7494: 7491: 7490: 7486: 7485: 7482: 7479: 7476: 7471: 7467: 7463: 7458: 7454: 7444: 7439: 7437: 7430: 7424: 7402: 7401: 7397: 7395: 7394: 7390: 7388: 7387: 7383: 7381: 7380: 7376: 7375: 7373: 7369: 7365: 7348: 7347: 7346: 7345: 7343: 7341: 7337: 7333: 7307: 7306: 7302: 7300: 7299: 7298:Tyrannosaurus 7295: 7293: 7292: 7288: 7287: 7285: 7283: 7279: 7273: 7272: 7271:Teratophoneus 7268: 7266: 7265: 7261: 7258: 7257: 7253: 7251: 7250: 7246: 7243: 7242: 7238: 7237: 7235: 7233: 7229: 7223: 7222: 7218: 7216: 7215: 7211: 7210: 7208: 7206: 7202: 7196: 7195: 7191: 7189: 7188: 7184: 7183: 7181: 7179: 7175: 7169: 7168: 7164: 7162: 7161: 7157: 7156: 7153: 7150: 7148: 7144: 7138: 7137: 7133: 7131: 7130: 7129:Albertosaurus 7126: 7125: 7123: 7121: 7117: 7114: 7111: 7106: 7100: 7099: 7095: 7092: 7091: 7087: 7085: 7084: 7080: 7079: 7076: 7073: 7070: 7065: 7054: 7053: 7049: 7047: 7046: 7045:Xiongguanlong 7042: 7040: 7039: 7035: 7032: 7031: 7027: 7025: 7024: 7023:Suskityrannus 7020: 7018: 7017: 7016:Stokesosaurus 7013: 7011: 7010: 7009:Santanaraptor 7006: 7004: 7003: 6999: 6997: 6996: 6992: 6990: 6989: 6985: 6983: 6982: 6978: 6976: 6975: 6971: 6968: 6967: 6963: 6961: 6960: 6956: 6954: 6953: 6952:Alectrosaurus 6949: 6948: 6945: 6941: 6938: 6935: 6930: 6920: 6919: 6915: 6913: 6912: 6908: 6906: 6905: 6901: 6899: 6898: 6894: 6892: 6891: 6887: 6886: 6884: 6882: 6878: 6871: 6870: 6869:Tanycolagreus 6866: 6864: 6863: 6859: 6858: 6856: 6853: 6849: 6842: 6841: 6837: 6835: 6834: 6830: 6829: 6826: 6822: 6819: 6816: 6811: 6808: 6805: 6800: 6794: 6793: 6789: 6787: 6786: 6782: 6780: 6779: 6775: 6772: 6771: 6767: 6765: 6764: 6760: 6757: 6756: 6752: 6749: 6748: 6744: 6742: 6741: 6737: 6734: 6733: 6732:Bahariasaurus 6729: 6727: 6726: 6722: 6720: 6719: 6715: 6714: 6711: 6708: 6705: 6704:Coelurosauria 6700: 6696: 6692: 6691:Coelurosauria 6687: 6683: 6673: 6668: 6666: 6661: 6654: 6648: 6623: 6622: 6621: 6620: 6618: 6616: 6615:Coelurosauria 6612: 6602: 6601: 6597: 6595: 6594: 6590: 6588: 6587: 6583: 6581: 6580: 6576: 6574: 6573: 6569: 6567: 6566: 6562: 6560: 6559: 6555: 6554: 6552: 6550: 6546: 6540: 6538: 6534: 6532: 6530: 6526: 6524: 6523: 6519: 6517: 6516: 6512: 6510: 6509: 6505: 6502: 6501: 6497: 6494: 6493: 6492:Bahariasaurus 6489: 6487: 6486: 6482: 6481: 6478: 6475: 6472: 6468: 6464: 6434: 6433: 6429: 6427: 6426: 6422: 6420: 6419: 6415: 6413: 6412: 6408: 6407: 6405: 6403: 6399: 6393: 6392: 6388: 6387: 6384: 6381: 6379: 6375: 6369: 6368: 6364: 6362: 6361: 6357: 6355: 6354: 6350: 6348: 6347: 6343: 6341: 6340: 6336: 6334: 6333: 6332:Kelmayisaurus 6329: 6327: 6326: 6322: 6320: 6319: 6315: 6312: 6311: 6307: 6305: 6304: 6300: 6299: 6296: 6293: 6291: 6287: 6280: 6279: 6275: 6272: 6271: 6267: 6265: 6264: 6260: 6257: 6256: 6252: 6249: 6248: 6244: 6243: 6241: 6239: 6235: 6229: 6228: 6224: 6222: 6221: 6217: 6214: 6213: 6209: 6207: 6206: 6202: 6200: 6199: 6195: 6193: 6192: 6188: 6187: 6184: 6181: 6179: 6175: 6168: 6167: 6166:Saurophaganax 6163: 6160: 6159: 6155: 6152: 6151: 6147: 6145: 6144: 6140: 6139: 6137: 6135: 6131: 6128: 6125: 6120: 6106: 6105: 6101: 6099: 6098: 6097:Siamotyrannus 6094: 6092: 6091: 6087: 6085: 6084: 6080: 6078: 6077: 6073: 6072: 6070: 6068: 6064: 6058: 6057: 6053: 6050: 6049: 6045: 6044: 6041: 6038: 6036: 6032: 6025: 6024: 6020: 6017: 6016: 6012: 6010: 6009: 6005: 6003: 6002: 5998: 5997: 5994: 5990: 5987: 5984: 5983:Allosauroidea 5979: 5972: 5971: 5970:Spinosauridae 5967: 5964: 5963: 5959: 5956: 5955: 5951: 5949: 5948: 5944: 5943: 5940: 5937: 5934: 5929: 5922: 5921: 5917: 5914: 5913: 5909: 5908: 5905: 5902: 5899: 5894: 5890: 5886: 5881: 5877: 5867: 5862: 5860: 5853: 5823: 5822: 5821: 5820: 5818: 5816: 5812: 5808: 5786: 5785: 5781: 5779: 5778: 5774: 5773: 5771: 5769: 5765: 5759: 5758: 5754: 5752: 5751: 5747: 5745: 5744: 5740: 5738: 5737: 5733: 5730: 5729: 5725: 5724: 5721: 5718: 5716: 5715:Spinosaurinae 5712: 5702: 5701: 5697: 5695: 5694: 5693:Riparovenator 5690: 5688: 5687: 5686:Ceratosuchops 5683: 5682: 5680: 5678: 5674: 5667: 5666: 5662: 5659: 5658: 5654: 5652: 5651: 5650:Riojavenatrix 5647: 5645: 5644: 5640: 5638: 5637: 5633: 5632: 5629: 5626: 5624: 5623:Baryonychinae 5620: 5613: 5612: 5608: 5606: 5605: 5601: 5599: 5598: 5594: 5591: 5590: 5586: 5585: 5582: 5579: 5576: 5575:Spinosauridae 5571: 5556: 5555: 5551: 5549: 5548: 5544: 5542: 5541: 5537: 5535: 5534: 5530: 5528: 5527: 5523: 5521: 5520: 5516: 5515: 5513: 5511: 5507: 5501: 5500: 5499:Wiehenvenator 5496: 5494: 5493: 5489: 5487: 5486: 5482: 5480: 5479: 5475: 5474: 5472: 5470: 5466: 5460: 5459: 5455: 5454: 5451: 5448: 5446: 5442: 5435: 5434: 5430: 5429: 5426: 5422: 5419: 5416: 5411: 5400: 5399: 5395: 5393: 5392: 5388: 5386: 5385: 5381: 5379: 5378: 5374: 5373: 5371: 5369: 5365: 5359: 5358: 5354: 5353: 5350: 5346: 5343: 5340: 5335: 5332: 5329: 5324: 5318: 5317: 5313: 5311: 5310: 5306: 5303: 5302: 5298: 5296: 5295: 5291: 5289: 5288: 5284: 5282: 5281: 5277: 5275: 5274: 5270: 5268: 5267: 5263: 5260: 5259: 5255: 5253: 5252: 5248: 5245: 5244: 5240: 5237: 5236: 5235:Chienkosaurus 5232: 5229: 5228: 5224: 5223: 5220: 5217: 5214: 5209: 5205: 5201: 5196: 5192: 5182: 5175: 5168: 5161: 5135: 5134: 5133: 5132: 5130: 5128: 5124: 5120: 5094: 5093: 5089: 5087: 5086: 5082: 5080: 5079: 5075: 5073: 5072: 5068: 5065: 5064: 5060: 5058: 5057: 5053: 5051: 5050: 5046: 5044: 5043: 5039: 5037: 5036: 5032: 5031: 5029: 5027: 5026:Furileusauria 5023: 5017: 5016: 5012: 5010: 5009: 5005: 5002: 5001: 5000:Rahiolisaurus 4997: 4995: 4994: 4990: 4988: 4987: 4983: 4981: 4980: 4976: 4974: 4973: 4969: 4967: 4966: 4962: 4960: 4959: 4955: 4952: 4951: 4947: 4946: 4943: 4940: 4938: 4934: 4927: 4926: 4922: 4921: 4919: 4917: 4916:Carnotaurinae 4913: 4907: 4906: 4902: 4899: 4898: 4897:Rahiolisaurus 4894: 4892: 4891: 4890:Majungasaurus 4887: 4885: 4884: 4880: 4878: 4877: 4873: 4870: 4869: 4865: 4863: 4862: 4858: 4857: 4855: 4853: 4849: 4843: 4842: 4838: 4836: 4835: 4831: 4829: 4828: 4827:Tarascosaurus 4824: 4822: 4821: 4817: 4815: 4814: 4810: 4808: 4807: 4803: 4801: 4800: 4796: 4794: 4793: 4789: 4787: 4786: 4785:Eoabelisaurus 4782: 4779: 4778: 4774: 4772: 4771: 4770:Chenanisaurus 4767: 4766: 4763: 4760: 4757: 4756:Abelisauridae 4752: 4738: 4737: 4733: 4731: 4730: 4726: 4724: 4723: 4719: 4717: 4716: 4715:Masiakasaurus 4712: 4710: 4709: 4705: 4704: 4702: 4700: 4696: 4690: 4689: 4685: 4683: 4682: 4681:Huinculsaurus 4678: 4676: 4675: 4674:Elaphrosaurus 4671: 4670: 4668: 4666: 4662: 4656: 4655: 4651: 4649: 4648: 4644: 4642: 4641: 4637: 4634: 4633: 4629: 4626: 4625: 4621: 4618: 4617: 4613: 4610: 4609: 4605: 4603: 4602: 4598: 4595: 4594: 4593:Austrocheirus 4590: 4587: 4586: 4582: 4581: 4578: 4575: 4573: 4569: 4562: 4561: 4557: 4554: 4553: 4549: 4546: 4545: 4541: 4538: 4537: 4533: 4532: 4529: 4525: 4522: 4519: 4514: 4504: 4503: 4499: 4497: 4496: 4492: 4491: 4489: 4487: 4483: 4477: 4476: 4472: 4469: 4468: 4464: 4462: 4461: 4457: 4454: 4453: 4449: 4447: 4446: 4445:Berberosaurus 4442: 4441: 4438: 4434: 4431: 4428: 4423: 4416: 4415: 4411: 4409: 4408: 4404: 4403: 4400: 4397: 4394: 4389: 4385: 4381: 4376: 4372: 4363: 4357: 4334: 4333: 4332:Halticosaurus 4329: 4327: 4326: 4325:Teinurosaurus 4322: 4321: 4319: 4315: 4306: 4305: 4304: 4303: 4301: 4299: 4295: 4285: 4284: 4280: 4277: 4276: 4272: 4270: 4269: 4265: 4262: 4261: 4257: 4254: 4253: 4252:Megapnosaurus 4249: 4247: 4246: 4242: 4240: 4239: 4235: 4233: 4232: 4228: 4227: 4225: 4223: 4222:Coelophysidae 4219: 4213: 4212: 4211:Powellvenator 4208: 4206: 4205: 4201: 4199: 4198: 4194: 4192: 4191: 4187: 4184: 4183: 4179: 4178: 4175: 4172: 4170: 4166: 4160: 4159: 4155: 4152: 4151: 4147: 4145: 4144: 4140: 4138: 4137: 4133: 4131: 4130: 4126: 4124: 4123: 4119: 4117: 4116: 4112: 4110: 4109: 4105: 4103: 4102: 4101:Liliensternus 4098: 4096: 4095: 4091: 4089: 4088: 4084: 4082: 4081: 4077: 4074: 4073: 4072:Dolichosuchus 4069: 4067: 4066: 4065:Dilophosaurus 4062: 4061: 4058: 4055: 4052: 4047: 4040: 4039: 4038:Herrerasauria 4035: 4032: 4031: 4027: 4024: 4023: 4019: 4016: 4015: 4011: 4009: 4008: 4004: 4001: 4000: 3996: 3993: 3992: 3991:Daemonosaurus 3988: 3985: 3984: 3980: 3979: 3976: 3973: 3970: 3965: 3961: 3957: 3952: 3948: 3927: 3926: 3925: 3924: 3922: 3920: 3916: 3908: 3904: 3903: 3902: 3901: 3898: 3895: 3893: 3889: 3885: 3877: 3873: 3870: 3868: 3864: 3861: 3859: 3855: 3853: 3849: 3847: 3843: 3842: 3837: 3833: 3829: 3822: 3817: 3815: 3810: 3808: 3803: 3802: 3799: 3791: 3787: 3786: 3782: 3775: 3771: 3767: 3763: 3759: 3755: 3751: 3747: 3746: 3738: 3734: 3730: 3726: 3722: 3718: 3714: 3710: 3706: 3702: 3698: 3694: 3690: 3686: 3682: 3678: 3674: 3670: 3666: 3665: 3657: 3653: 3649: 3645: 3638: 3634: 3630: 3623: 3619: 3615: 3611: 3607: 3603: 3599: 3595: 3591: 3587: 3582: 3577: 3573: 3569: 3568: 3560: 3556: 3555:Seebacher, F. 3552: 3548: 3544: 3540: 3536: 3532: 3528: 3524: 3520: 3516: 3512: 3511: 3503: 3501: 3495: 3491: 3487: 3483: 3479: 3475: 3472:(1–6): 1–34. 3471: 3467: 3460: 3456: 3455:Russell, D.A. 3452: 3451: 3446: 3442: 3438: 3434: 3430: 3426: 3422: 3418: 3414: 3410: 3406: 3400: 3396: 3391: 3390: 3384: 3380: 3376: 3370: 3366: 3361: 3360: 3354: 3350: 3343: 3339: 3335: 3328: 3324: 3320: 3319:Matthew, W.D. 3316: 3312: 3308: 3303: 3298: 3293: 3288: 3284: 3280: 3276: 3272: 3271: 3266: 3262: 3258: 3254: 3253:Currie, P. J. 3250: 3246: 3242: 3238: 3234: 3228: 3224: 3220: 3216: 3215:Dodson, Peter 3212: 3208: 3204: 3200: 3189: 3185: 3181: 3177: 3173: 3168: 3163: 3158: 3153: 3149: 3145: 3142:(3): e91287. 3141: 3137: 3136: 3131: 3127: 3126:Dodson, Peter 3123: 3119: 3115: 3111: 3107: 3103: 3099: 3095: 3091: 3087: 3083: 3076: 3072: 3068: 3064: 3060: 3056: 3052: 3048: 3044: 3040: 3039: 3034: 3030: 3026: 3022: 3018: 3014: 3007: 3003: 2999: 2995: 2991: 2987: 2983: 2979: 2975: 2971: 2967: 2966: 2958: 2954: 2950: 2946: 2942: 2938: 2930: 2922: 2916: 2911: 2910: 2905: 2901: 2897: 2893: 2880:on 2011-10-06 2876: 2872: 2868: 2864: 2860: 2856: 2852: 2848: 2844: 2840: 2836: 2835: 2827: 2823: 2819: 2815: 2811: 2807: 2803: 2799: 2795: 2789: 2785: 2781: 2777: 2773: 2769: 2765: 2761: 2757: 2754:(2): 227–234. 2753: 2749: 2748: 2740: 2736: 2732: 2728: 2724: 2720: 2716: 2713:(2): 191–226. 2712: 2708: 2707: 2699: 2695: 2691: 2687: 2683: 2679: 2675: 2671: 2667: 2666: 2658: 2654: 2650: 2643: 2639: 2635: 2628: 2624: 2620: 2616: 2612: 2608: 2604: 2600: 2596: 2592: 2588: 2584: 2580: 2576: 2572: 2568: 2564: 2560: 2556: 2552: 2548: 2544: 2539: 2538: 2533: 2526: 2521: 2518: 2514: 2509: 2507: 2503: 2488: 2484: 2480: 2479:Geodiversitas 2473: 2469: 2463: 2460: 2455: 2449: 2445: 2441: 2437: 2430: 2427: 2422: 2418: 2414: 2410: 2406: 2402: 2398: 2394: 2393:Tenontosaurus 2390: 2383: 2380: 2375: 2369: 2365: 2361: 2357: 2351: 2348: 2342: 2338: 2334: 2330: 2326: 2322: 2315: 2312: 2307: 2303: 2299: 2298:Albertosaurus 2292: 2289: 2285: 2280: 2277: 2273: 2268: 2266: 2264: 2262: 2258: 2253: 2249: 2245: 2241: 2237: 2233: 2229: 2222: 2219: 2215: 2210: 2207: 2203: 2198: 2196: 2192: 2188: 2183: 2180: 2176: 2171: 2168: 2164: 2159: 2156: 2152: 2147: 2145: 2141: 2137: 2132: 2129: 2125: 2120: 2118: 2116: 2114: 2110: 2106: 2101: 2098: 2094: 2089: 2086: 2082: 2077: 2075: 2071: 2067: 2066:Thulborn 1982 2062: 2059: 2055: 2050: 2047: 2043: 2038: 2035: 2030: 2026: 2021: 2016: 2011: 2006: 2002: 1998: 1994: 1987: 1985: 1981: 1976: 1972: 1967: 1962: 1958: 1954: 1950: 1946: 1942: 1935: 1933: 1929: 1925: 1920: 1917: 1913: 1908: 1906: 1904: 1902: 1898: 1894: 1889: 1887: 1885: 1883: 1881: 1879: 1877: 1873: 1869: 1864: 1862: 1860: 1858: 1856: 1854: 1850: 1846: 1841: 1839: 1837: 1833: 1829: 1824: 1822: 1820: 1818: 1816: 1812: 1808: 1803: 1801: 1799: 1795: 1791: 1786: 1784: 1782: 1780: 1778: 1776: 1774: 1770: 1764: 1759: 1755: 1752: 1751: 1747: 1745: 1743: 1739: 1738:Albertosaurus 1735: 1731: 1730:Komodo dragon 1727: 1726:Albertosaurus 1723: 1722: 1717: 1713: 1709: 1705: 1704:Tyrannosaurus 1701: 1697: 1696: 1691: 1687: 1683: 1682: 1681:Megapnosaurus 1677: 1676: 1671: 1670: 1665: 1661: 1656: 1653: 1649: 1645: 1644:Albertosaurus 1641: 1634: 1630: 1626: 1622: 1621: 1620:Albertosaurus 1615: 1611: 1609: 1605: 1601: 1600: 1595: 1594:Albertosaurus 1587: 1585: 1583: 1579: 1578:Albertosaurus 1575: 1574:Albertosaurus 1571: 1567: 1563: 1559: 1554: 1553:Albertosaurus 1549: 1545: 1544:Albertosaurus 1540: 1538: 1537:Albertosaurus 1534: 1530: 1529: 1528:Albertosaurus 1524: 1519: 1514: 1513:Albertosaurus 1506: 1504: 1502: 1497: 1495: 1491: 1487: 1482: 1481: 1476: 1474: 1473: 1472:Albertosaurus 1468: 1467: 1466:Tyrannosaurus 1462: 1461: 1456: 1452: 1451: 1446: 1442: 1438: 1434: 1427: 1424: 1420: 1419: 1418:Albertosaurus 1414: 1410: 1409: 1404: 1399: 1392: 1390: 1388: 1384: 1380: 1376: 1375: 1370: 1366: 1365: 1360: 1359:hadrosaurines 1356: 1355: 1350: 1346: 1345:hadrosaurines 1342: 1338: 1334: 1329: 1328: 1323: 1318: 1316: 1312: 1308: 1304: 1300: 1299: 1294: 1290: 1286: 1282: 1278: 1274: 1270: 1266: 1262: 1258: 1254: 1247: 1243: 1239: 1234: 1227: 1226: 1218: 1217: 1209: 1208: 1200: 1199: 1191: 1190: 1182: 1181: 1173: 1172: 1164: 1163: 1160: 1159: 1158: 1157:Tyrannosaurus 1151: 1150: 1147: 1146: 1138: 1137: 1134: 1133: 1132: 1125: 1124: 1121: 1120: 1117: 1116: 1115: 1108: 1107: 1101: 1100: 1094: 1093: 1090: 1089: 1086: 1085: 1084: 1077: 1076: 1070: 1069: 1066: 1065: 1062: 1061: 1060: 1053: 1052: 1046: 1045: 1042: 1041: 1038: 1037: 1036: 1029: 1028: 1022: 1021: 1018: 1017: 1014: 1013: 1012: 1011:Teratophoneus 1005: 1004: 998: 997: 994: 993: 985: 984: 981: 980: 979: 972: 971: 968: 967: 964: 963: 962: 955: 954: 948: 947: 941: 938: 937: 934: 933: 925: 924: 921: 920: 919: 912: 911: 908: 907: 904: 903: 902: 901:Albertosaurus 895: 894: 888: 885: 884: 878: 875: 874: 870: 868: 864: 860: 856: 852: 851:Albertosaurus 848: 844: 843:Albertosaurus 840: 837: 833: 832: 827: 823: 820: 812: 810: 808: 804: 800: 796: 792: 788: 787:Tyrannosaurus 784: 780: 776: 775:Albertosaurus 772: 768: 767:Albertosaurus 764: 760: 756: 755:Albertosaurus 752: 748: 744: 740: 736: 732: 728: 727:Albertosaurus 724: 720: 713: 712:Albertosaurus 709: 705: 703: 701: 700: 699:Tyrannosaurus 695: 694: 689: 688: 683: 679: 678: 673: 669: 665: 661: 657: 656:Albertosaurus 653: 651: 650:Tyrannosaurus 647: 643: 642:Maleevosaurus 639: 638: 633: 632: 631:Maleevosaurus 627: 623: 619: 615: 614: 609: 608: 607:Albertosaurus 603: 602:tyrannosaurid 599: 595: 594:Jørn H. Hurum 591: 583: 581: 579: 578:Albertosaurus 575: 571: 566: 564: 560: 559: 558:Albertosaurus 554: 553:Albertosaurus 550: 546: 545:Albertosaurus 542: 541:Tyrannosaurus 538: 537: 532: 531:Albertosaurus 526: 522: 518: 517: 512: 508: 507: 506:Albertosaurus 501: 497: 495: 491: 487: 483: 479: 475: 467: 465: 463: 462: 461:Tyrannosaurus 457: 456: 451: 450: 449:Maleevosaurus 445: 444: 439: 438: 437:Maleevosaurus 433: 429: 425: 421: 420: 415: 414: 413:Albertosaurus 409: 408:tyrannosaurid 405: 401: 400:Jørn H. Hurum 397: 393: 389: 385: 375: 374: 367: 365: 364: 363:Albertosaurus 357: 356: 354: 351: 347: 343: 339: 334: 333: 325: 322: 318: 314: 310: 307: 302: 296: 293: 292: 289: 283: 280: 279: 276: 270: 267: 264: 263: 260: 254: 251: 248: 247: 244: 238: 236:Superfamily: 235: 234: 231: 228: 225: 222: 221: 218: 215: 212: 209: 208: 205: 202: 199: 196: 195: 192: 189: 186: 185: 182: 179: 176: 175: 172: 169: 166: 165: 160: 155: 151: 147: 143: 139: 134: 130: 129:Albertosaurus 126: 122: 117: 113: 109: 105: 98: 93: 88: 83: 78: 73: 68: 63: 58: 53: 48: 43: 37: 34:76.6–68  30: 22: 19: 8031: 7995: 7924: 7917: 7910: 7903: 7896: 7891:Ornithomimus 7889: 7882: 7875: 7868: 7861: 7854: 7847: 7829:Tyrannomimus 7827: 7819: 7811: 7804: 7799:Deinocheirus 7797: 7790: 7770: 7763: 7756: 7732: 7724: 7719:Nqwebasaurus 7717: 7712:Nedcolbertia 7710: 7703: 7696: 7690:Calamosaurus 7688: 7682:Aviatyrannis 7680: 7673: 7648: 7618: 7611: 7604: 7596: 7589: 7582: 7575: 7567: 7562:Aristosuchus 7560: 7554:Aniksosaurus 7552: 7534:Aniksosaurus 7532: 7502: 7495: 7487: 7433: 7398: 7391: 7384: 7377: 7303: 7296: 7289: 7269: 7262: 7254: 7249:Dynamoterror 7247: 7239: 7219: 7212: 7192: 7185: 7165: 7160:Asiatyrannus 7158: 7134: 7127: 7119: 7098:Dryptosaurus 7096: 7088: 7081: 7050: 7043: 7036: 7028: 7021: 7014: 7007: 7000: 6993: 6988:Jinbeisaurus 6986: 6979: 6972: 6964: 6959:Aviatyrannis 6957: 6950: 6916: 6911:Sinotyrannus 6909: 6902: 6895: 6888: 6867: 6860: 6838: 6831: 6790: 6783: 6776: 6768: 6761: 6753: 6745: 6740:Bicentenaria 6738: 6730: 6725:Asiamericana 6723: 6716: 6657: 6598: 6591: 6584: 6577: 6570: 6563: 6556: 6535: 6527: 6520: 6513: 6506: 6500:Deltadromeus 6498: 6490: 6483: 6432:Tyrannotitan 6430: 6423: 6416: 6409: 6389: 6365: 6360:Taurovenator 6358: 6351: 6344: 6339:Lajasvenator 6337: 6330: 6323: 6318:Concavenator 6316: 6308: 6301: 6276: 6268: 6261: 6253: 6245: 6225: 6218: 6210: 6203: 6196: 6189: 6164: 6156: 6148: 6141: 6134:Allosauridae 6102: 6095: 6090:Shidaisaurus 6088: 6081: 6074: 6054: 6046: 6021: 6013: 6006: 5999: 5968: 5960: 5952: 5945: 5918: 5910: 5898:Avetheropoda 5885:Avetheropoda 5856: 5815:Avetheropoda 5782: 5775: 5768:Spinosaurini 5755: 5748: 5741: 5734: 5726: 5698: 5691: 5684: 5663: 5655: 5648: 5643:Protathlitis 5641: 5634: 5609: 5602: 5595: 5587: 5552: 5545: 5538: 5533:Leshansaurus 5531: 5524: 5517: 5497: 5490: 5485:Megalosaurus 5483: 5478:Duriavenator 5476: 5456: 5431: 5415:Megalosauria 5396: 5389: 5384:Marshosaurus 5382: 5377:Condorraptor 5375: 5355: 5314: 5307: 5299: 5292: 5285: 5278: 5271: 5264: 5258:Cruxicheiros 5256: 5249: 5241: 5233: 5225: 5090: 5085:Quilmesaurus 5083: 5076: 5069: 5061: 5054: 5047: 5040: 5033: 5013: 5006: 4998: 4991: 4984: 4977: 4970: 4963: 4956: 4948: 4937:Brachyrostra 4923: 4903: 4895: 4888: 4881: 4874: 4866: 4859: 4839: 4834:Tralkasaurus 4832: 4825: 4818: 4811: 4804: 4797: 4790: 4783: 4775: 4768: 4736:Vespersaurus 4734: 4729:Velocisaurus 4727: 4720: 4713: 4706: 4686: 4679: 4672: 4652: 4645: 4638: 4630: 4624:Deltadromeus 4622: 4614: 4608:Compsosuchus 4606: 4599: 4591: 4583: 4558: 4550: 4544:Lametasaurus 4542: 4534: 4500: 4495:Ceratosaurus 4493: 4473: 4465: 4458: 4450: 4443: 4427:Ceratosauria 4412: 4405: 4330: 4323: 4281: 4273: 4266: 4258: 4250: 4243: 4236: 4229: 4209: 4204:Podokesaurus 4202: 4195: 4188: 4180: 4156: 4148: 4141: 4134: 4127: 4120: 4113: 4106: 4099: 4092: 4087:Gojirasaurus 4085: 4080:Dracovenator 4078: 4070: 4063: 4051:Neotheropoda 4036: 4028: 4020: 4014:Guaibasaurus 4012: 4005: 3997: 3989: 3983:Chindesaurus 3981: 3871: 3862: 3749: 3743: 3708: 3704: 3668: 3662: 3637:the original 3632: 3628: 3618:Currie, P.J. 3574:(1): 51–60. 3571: 3565: 3514: 3508: 3499: 3469: 3465: 3428: 3424: 3420: 3388: 3358: 3342:the original 3337: 3333: 3274: 3268: 3241:Loewen, M.A. 3222: 3192:. Retrieved 3139: 3133: 3088:(1): 21–40. 3085: 3081: 3071:Pianka, E.R. 3067:Farlow, J.O. 3042: 3036: 3032: 3025:Inouye, B.D. 3021:Currie, P.J. 3006:the original 2969: 2963: 2949:Inouye, B.D. 2945:Currie, P.J. 2927:{{ 2919:{{ 2908: 2906:,   2882:. Retrieved 2875:the original 2838: 2832: 2822:Brochu, C.A. 2814:Norell, M.A. 2810:Currie, P.J. 2783: 2760:Currie, P.J. 2751: 2745: 2719:Currie, P.J. 2710: 2704: 2694:Currie, P.J. 2669: 2663: 2653:Currie, P.J. 2642:the original 2637: 2633: 2623:Currie, P.J. 2590: 2586: 2583:Fariña, R.A. 2546: 2542: 2534:Bibliography 2520: 2494:. Retrieved 2487:the original 2482: 2478: 2462: 2443: 2435: 2429: 2404: 2400: 2396: 2392: 2382: 2363: 2350: 2324: 2320: 2314: 2305: 2301: 2297: 2291: 2279: 2235: 2231: 2227: 2221: 2209: 2182: 2170: 2158: 2131: 2100: 2088: 2061: 2049: 2037: 2000: 1997:PLOS Biology 1996: 1948: 1944: 1919: 1845:Russell 1970 1741: 1737: 1734:cannibalized 1725: 1719: 1703: 1693: 1689: 1685: 1679: 1673: 1667: 1660:ceratopsians 1657: 1643: 1637: 1629:Brian Cooley 1618: 1597: 1593: 1591: 1581: 1577: 1573: 1552: 1543: 1541: 1536: 1533:life history 1526: 1512: 1510: 1507:Life history 1498: 1490:insectivores 1478: 1477: 1470: 1464: 1458: 1448: 1431: 1422: 1416: 1411:is shown in 1406: 1372: 1362: 1352: 1325: 1321: 1319: 1314: 1302: 1296: 1285:ceratopsians 1276: 1273:hypothesized 1256: 1252: 1250: 1245: 1241: 1235:Paleobiology 1155: 1154: 1129: 1128: 1112: 1111: 1081: 1080: 1057: 1056: 1033: 1032: 1009: 1008: 976: 975: 959: 958: 916: 915: 899: 898: 886: 858: 854: 850: 846: 842: 829: 816: 806: 802: 786: 782: 778: 774: 766: 763:Dale Russell 758: 754: 750: 747:Barnum Brown 734: 726: 722: 718: 716: 711: 707: 697: 691: 685: 675: 672:Thomas Holtz 667: 663: 655: 654: 649: 645: 641: 635: 629: 611: 605: 598:Karol Sabath 587: 577: 567: 562: 556: 552: 548: 544: 540: 534: 530: 529: 514: 504: 493: 471: 459: 453: 447: 441: 435: 417: 411: 404:Karol Sabath 387: 383: 382: 371: 361: 330: 321:Type species 308: 300: 265: 249: 223: 210: 197: 145: 128: 18: 8056:Wikispecies 7956:Maniraptora 7945:Maniraptora 7926:Tototlmimus 7856:Anserimimus 7806:Garudimimus 7792:Beishanlong 7734:Valdoraptor 7675:Arkansaurus 7620:Xunmenglong 7497:Juravenator 7291:Tarbosaurus 7167:Nanuqsaurus 7136:Gorgosaurus 7052:Megaraptora 7038:Timurlengia 6770:Sciurumimus 6718:Aratasaurus 6586:Murusraptor 6508:Fukuiraptor 6471:Megaraptora 6353:Shaochilong 6325:Eocarcharia 6278:Megaraptora 6198:Lusovenator 6076:Alpkarakush 5933:Carnosauria 5784:Spinosaurus 5757:Siamosaurus 5657:Suchosaurus 5604:Iberospinus 5540:Magnosaurus 5519:Afrovenator 5492:Torvosaurus 5243:Chilesaurus 5056:Carnotaurus 5049:Caletodraco 5035:Abelisaurus 4861:Arcovenator 4708:Laevisuchus 4699:Noasaurinae 4601:Berthasaura 4572:Noasauridae 4502:Genyodectes 4467:Lukousaurus 4460:Jubbulpuria 4260:Panguraptor 4238:Coelophysis 4231:Camposaurus 4190:Panguraptor 4182:Dracoraptor 4158:Zupaysaurus 4143:Tachiraptor 4122:Sarcosaurus 4022:Nhandumirim 3614:Tanke, D.H. 3413:Roach, B.T. 3245:Irmis, R.B. 2818:Yerby, S.A. 2764:Trexler, D. 2723:Hurum, J.H. 2397:Deinonychus 2308:(2): 12–30. 2124:Currie 2003 2105:Currie 2002 2081:Currie 2000 1742:Gorgosaurus 1675:Coelophysis 1669:Deinonychus 1582:Gorgosaurus 1511:Most known 1480:Gorgosaurus 1450:Gorgosaurus 1439:using bone 1408:Gorgosaurus 1374:Triceratops 1322:Gorgosaurus 1277:Gorgosaurus 1253:Gorgosaurus 1242:Gorgosaurus 1114:Tarbosaurus 1083:Nanuqsaurus 918:Gorgosaurus 859:Nanuqsaurus 855:Gorgosaurus 847:Gorgosaurus 831:Nanuqsaurus 779:Gorgosaurus 771:Phil Currie 735:Gorgosaurus 708:Gorgosaurus 693:Tarbosaurus 646:Tarbosaurus 637:Tarbosaurus 613:Gorgosaurus 563:Gorgosaurus 549:Gorgosaurus 536:Tarbosaurus 516:Gorgosaurus 494:Tarbosaurus 468:Description 455:Tarbosaurus 443:Tarbosaurus 419:Gorgosaurus 373:Gorgosaurus 294:Subfamily: 146:Gorgosaurus 131:skull cast 8093:Categories 7884:Gallimimus 7813:Harpymimus 7758:Harpymimus 7379:Iliosuchus 7349:see below↓ 7178:Alioramini 6995:Juratyrant 6981:Eotyrannus 6966:Bagaraatan 6918:Yutyrannus 6852:Coeluridae 6778:Vayuraptor 6624:see below↓ 6600:Tratayenia 6593:Orkoraptor 6579:Megaraptor 6485:Aoniraptor 6418:Mapusaurus 6346:Sauroniops 6310:Altispinax 6263:Neovenator 6205:Siamraptor 6191:Datanglong 6158:Epanterias 6150:Antrodemus 6143:Allosaurus 6124:Allosauria 5947:Altispinax 5912:Gasosaurus 5824:see below↓ 5700:Suchomimus 5301:Sinosaurus 5136:see below↓ 5092:Viavenator 5042:Aucasaurus 4979:Ilokelesia 4950:Dahalokely 4905:Rajasaurus 4883:Indosaurus 4876:Genusaurus 4868:Dahalokely 4792:Indosuchus 4688:Limusaurus 4647:Ligabueino 4640:Kiyacursor 4632:Genusaurus 4616:Dahalokely 4536:Betasuchus 4407:Dornraptor 4307:see below↓ 4283:Segisaurus 4136:Sinosaurus 3999:Eodromaeus 3928:see below↓ 3876:Dinosauria 3858:Sauropsida 3478:B0006C6VM8 3462:(Overview) 3383:Paul, G.S. 3353:Paul, G.S. 3194:2007-06-18 3029:Winn, A.A. 2953:Wynn, A.A. 2884:2014-04-16 2776:Murphy, N. 2727:Sabath, K. 2660:(abstract) 2496:2009-05-03 2136:Holtz 2005 1868:Holtz 2004 1760:References 1695:Mapusaurus 1690:Allosaurus 1664:hadrosaurs 1652:California 1599:Allosaurus 1570:hypothesis 1566:rhinoceros 1558:senescence 1548:hatchlings 1518:Dry Island 1281:hadrosaurs 795:New Mexico 217:Saurischia 204:Dinosauria 104:Cenomanian 7960:includes 7905:Rativates 7898:Qiupalong 7598:Scipionyx 7591:Mirischia 7264:Lythronax 7256:Labocania 7187:Alioramus 6840:Labocania 6558:Aerosteon 6104:Sinraptor 6008:Erectopus 5743:Irritator 5328:Orionides 5213:Tetanurae 5200:Tetanurae 5127:Tetanurae 5063:Elemgasem 4986:Llukalkan 4965:Elemgasem 4722:Noasaurus 4585:Afromimus 4393:Averostra 4380:Averostra 4298:Averostra 4150:Velocipes 3969:Theropoda 3956:Theropoda 3919:Theropoda 3844:Kingdom: 3828:Theropoda 3766:0022-3360 3685:0272-4634 3598:0272-4634 3576:CiteSeerX 3539:0031-0301 3323:Brown, B. 2913:. If the 2772:Wicks, K. 2563:0272-4634 2341:220414868 2187:Paul 2010 2175:Paul 1988 1765:Footnotes 1640:herbivore 1501:skeletons 1441:histology 1385:had gone 1059:Lythronax 822:subfamily 813:Phylogeny 230:Theropoda 177:Kingdom: 171:Eukaryota 108:Labocania 8047:Q2044915 8041:Wikidata 7489:Coelurus 6897:Kileskus 6890:Guanlong 6862:Coelurus 6755:Gualicho 6255:Gualicho 5636:Baryonyx 4972:Guemesia 4799:Kryptops 4560:Ozraptor 4197:Pendraig 3852:Chordata 3850:Phylum: 3846:Animalia 3774:86113170 3735:(2001). 3693:86025320 3654:(2007). 3620:(1998). 3606:53446536 3557:(2001). 3547:53529148 3492:(2007). 3457:(1970). 3445:84175628 3385:(2010). 3355:(1988). 3325:(1922). 3311:24223179 3270:PLoS ONE 3259:(2013). 3221:(eds.). 3205:(2004). 3176:24621577 3135:PLoS ONE 3124:(2014). 3110:18114585 3073:(2002). 3002:34191607 2994:16840697 2955:(2006). 2904:26675726 2863:15306807 2824:(2004). 2737:(eds.). 2729:(2003). 2696:(2003). 2655:(2002). 2625:(2000). 2615:84322349 2571:86243316 2029:24802911 1975:84317234 1748:See also 1293:armoured 731:priority 523:) and a 281:Family: 191:Chordata 187:Phylum: 181:Animalia 167:Domain: 7030:Timimus 6792:Zuolong 6522:Rapator 6425:Meraxes 5750:Oxalaia 5071:Koleken 4094:Lepidus 3856:Class: 3713:Bibcode 3519:Bibcode 3496:(ed.). 3302:3819173 3279:Bibcode 3263:(ed.). 3167:3951350 3144:Bibcode 3128:(ed.). 3090:Bibcode 3047:Bibcode 2974:Bibcode 2965:Science 2929:erratum 2921:erratum 2915:erratum 2871:4404887 2843:Bibcode 2782:(ed.). 2674:Bibcode 2595:Bibcode 2409:Bibcode 2240:Bibcode 2020:4011683 1953:Bibcode 1712:Chicago 1387:extinct 836:derived 513:) with 7698:Hexing 7386:Kakuru 6974:Dilong 5015:Thanos 4993:Niebla 4813:Rugops 4806:Kurupi 3772:  3764:  3691:  3683:  3604:  3596:  3578:  3545:  3537:  3476:  3443:  3401:  3371:  3309:  3299:  3229:  3174:  3164:  3108:  3000:  2992:  2902:  2898:, 2869:  2861:  2834:Nature 2790:  2613:  2569:  2561:  2450:  2438:". 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Index

Late Cretaceous
Ma
PreꞒ

O
S
D
C
P
T
J
K
Pg
N
Cenomanian
Labocania
Tyrannosaurine
Skull replica of Albertosaurus, on display in the Geological Museum in Copenhagen
Top-right view of a Gorgosaurus skull in the American Museum of Natural History
Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Dinosauria
Saurischia
Theropoda
Tyrannosauroidea
Pantyrannosauria
Eutyrannosauria

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