Knowledge (XXG)

Toretocnemus

Source ๐Ÿ“

5054: 1148: 4323: 339: 5060: 736: 4334: 151: 856: 581: 122: 4340: 5048: 3813: 4329: 3807: 887:. The upper end of the humerus is roughly flush with the front of the bone, while the rear edge of the humerus is diagonal. There is a well-defined notch halfway down the front edge of the humerus, a notch is also present on the boneโ€™s rear edge but is not as strongly demarcated. The surfaces of the facets for the lower arm bones are bowed inwards. The upper end of the humerus in 2342: 3819: 971:
is narrow, but the lower end of the bone is very wide. The middle part of the femur is twisted, and the length of the bone is roughly twice that of the tibia and fibula. The upper end of the femur bears a large, projecting shelf on its top side, while the lower end of the femur is bowed inwards where
878:
are at least as long as its forelimbs, if not even longer. However, in 1999, Motani pointed out that as both specimens are disarticulated and incomplete, it cannot be confirmed that the limbs assigned to each specimen all came from the same individual, therefore this difference is of dubious utility.
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to have used their limbs for propulsion when swimming in addition to their tails. However, further study and comparisons with fish have cast doubt on the usage of ichthyosaur limbs as paddles. Instead, they probably served to keep the animal upright and make turns, any propulsive function limited to
607:
probably did not grow longer than 2 meters (6.6 ft), with some length estimates putting both species at only about 1 meter (3.3 ft), making it a smaller member of the group. In 2019, Anderson and colleagues estimated a total length of under 1.5 meters (4.9 ft) for the Alaskan specimen
594:
is classified within Ichthyosauria, a group of marine reptiles well-adapted to life underwater. The eyes of ichthyosaurs were large, and their skulls generally bear elongated snouts. Their bodies were streamlined and smooth-skinned, either bearing very small scales or devoid of scales entirely. The
942:
each consist of seven phalanges while the middle one has eight. Due to the very delicate nature of the phalanges at the tips of the digits, Merriam considered it unlikely that any more than two were missing. Both sides of all of the phalanges in the frontmost digit of the forelimbs in
1117:
classified ichthyosaurs in a different manner, splitting them into the longipinnates and latipinnates based on the number of digits they possessed, the longipinnates having fewer. Both of these lineages were thought to have diverged in the Triassic and persisted into the
771:
is weak, and formed by caudal centra with longer tops than bottoms, giving them a wedge-like shape. In 2019, Anderson and colleagues found the angle of the bend would have been at least 6.45 degrees. The diapophyses extend out far to the sides and the facets for the
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as they were not as efficient swimmers as their later relatives. The large eyes of ichthyosaurs indicate that vision was an important sense, and as their nostrils led to their mouths rather than lungs, they could scent prey and other animals underwater.
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has convex edges, while the one immediately behind it has a large indentation on its rear edge. The metacarpals below them are similar in shape, though the rearmost of them has a front-facing notch in addition to a rear-facing one. The fibulare of
955:
have exclusively rear-facing notches. Some of the phalanges in the outer primary digits are doubly notched, and all bear notches on their outwards-facing edges. Only two very reduced phalanges are known in the accessory digit in the forelimbs of
754:, the caudal vertebrae have straighter neural spines and longer zygapophyses than the dorsal vertebrae; these caudal vertebrae also have very tall diapophyses. All of the caudal centra in this species are amphicoelous. The caudal ribs of 2352:
As a result of their skeletons losing much of their supporting structure, ichthyosaurs would have been unable to move around on land, instead spending their entire lives in the water, though they were still air-breathers. Unlike modern,
766:
in good condition is from the front part of the tail, wider than it is tall, and amphicoelous. The sides of the centrum are not bowed outwards, and the vertebral body has a six-sided cross-section. The downward bend in the tail of
996:
are quadrangular in outline, although the middle upper tarsal is pentagonal. The tarsals above the frontmost digit are notched on their front edges. Those above digit III, however, are not notched, and neither is its
498:
taking precedence. Restudying the specimens, he found that their preservation did not allow for the distinguishing traits proposed by Merriam to be observed properly. However, he tentatively maintained both species
891:
bears a ridge half the length of the humerus on both its top face and underside, though the one on the underside is larger. Another upraised area of the humerus is complemented by a similar structure on the ulna.
2418:
was only known from such a small geographic area despite being a mobile creature, Lucas speculated that it may not have been a very strong open-ocean swimmer due to its small size. However, Lucas noted that if
980:(rear shin bone), and the fibula is not angled backwards beyond the femur. The rear edge of the fibula is straight, unlike the concave margins of the tibia and the fibulaโ€™s front. The tibiae and fibulae of 796:
are twice as long as wide and do not have any concavities along their edges. Their inner sides are more robust than their outer sides. A hook-like projection is present on the front edges of the short
927:. The intermedium of contacts the ulna more extensively than the radius, as the radiale is broader than the ulnale (front and back upper wrist bones, respectively). The carpals (digit bones) of 507:) as valid, as there was little overlapping material between the specimens, complicating comparisons. In 2000, Michael Maisch and Andreas Matzke concurred with this synonymy, also while keeping 1222:
to be united within Toretocnemidae, though they found this group to be within Euichthyosauria. In 2017, Benjamin Moon conducted multiple comprehensive analyses of ichthyosaur relationships.
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slow swimming. Ichthyosaurs would have propelled themselves forwards by beating their tails back and forth, a more efficient method for sustained swimming. The front edge of the limb of
931:
forming the outer margins of the flippers all bear notches on at least their outwards-facing edges. Both the front and back edges of the metacarpal of the frontmost digit bear notches.
3008: 3161:
Dal Sasso & Pinna, 1996 (Reptilia: Ichthyosauria) from the Middle Triassic Besano Formation of Monte San Giorgio, Italy/Switzerland: taxonomic and palaeobiological implications"
1094:) were considered to belong to the second lineage. In 1908, Merriam proposed a tentative classification scheme for ichthyosaurs. He considered the Triassic species to all belong to 5208: 895:
An opening is present between the lower limb bones (epipodials) of both species. Both the inner and outer edges of the radius are concave, but only the inner edge of the
5162: 3074:
Ji, C.; Jiang, D. Y.; Motani, R.; Rieppel, O.; Hao, W. C.; Sun, Z. Y. (2016). "Phylogeny of the Ichthyopterygia incorporating recent discoveries from South China".
393:, the right forelimb, and both the left and right hindlimbs. Another specimen, UCMP 8099, was also found by Alexander in Shasta County. This one was uncovered on a 951:, only the first of the middle primary digit and some of the terminal phalanges bear no notches. All notched phalanges in the middle digit in the foreflipper of 1230:(natural group including all descendants of an ancestor), but while it was frequently found within Euichthyosauria, it was not recovered as the sister taxon of 5253: 3351: 5053: 2859:
Paleobiology of ichthyosaurs: Using osteohistology to test hypotheses of growth rates and metabolism in a clade of secondarily aquatic marine tetrapods
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has centra that are much less elongated. The dorsal centra are taller than wide, and both their front and back faces are concave (amphicoelous). The
5233: 5149: 5248: 2382:
would have marginally more muscle power than its rear edge, thanks to the placement of the upper end of the humerus relative to its lower end.
2857: 2494:
Li, 1999 (Reptilia, Ichthyosauria) from the Late Triassic of southern China, and implications for the distribution of Triassic ichthyosaurs".
5223: 2361:, able to maintain constant body temperatures. As ichthyosaurs could not go onto land to lay eggs (reptile eggs will drown underwater), they 1010:, in addition to the tarsal below it, bear surfaces for the attachment of an accessory digit. The digital configuration of the hindlimbs in 541:
vertebrae. The ones found in the Antimonio Formation were much smaller, ranging in diameter from 1.3โ€“2.8 centimeters (0.51โ€“1.10 in).
3031: 2735: 5228: 2148: 5238: 5203: 4322: 712:
with considerable space in between them; a characteristic feature of the genus. Both the front and back faces of the dorsal ribs of
724:
are strongly bifurcated in the middle to rear part of the torso. The rib heads located further forwards on the vertebral column of
3344: 2441: 2064: 565: 475:
in 1904. In 1908, Merriam noted that there were additional specimens from the same area as the holotype that likely pertained to
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In a 2019 dissertation, Katherine Anderson, together with Patrick Druckenmiller and Jim Baichtal described two specimens from
5059: 947:
are notched, as are all of those in the digit immediately behind it save for the uppermost phalanx. Among the phalanges of
2213: 1974: 1616: 1147: 5218: 5213: 2410:
upon which the Hosselkus Limestone was deposited. Lucas noted that unlike most of the fauna of the Antimonio Formation,
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and parvipelvians, among other taxa. In 2002, Elizabeth Nicholls and colleagues described a nearly complete skeleton of
1018:
are better developed than those of the forelimbs, being composed of four bones each and originating behind the tarsus.
808:(collarbones), which contact each other, are also quite broad. Merriam tentatively identified a triangular bone as the 150: 4333: 3337: 2172: 1110:, though Merriam was more cautious with this species as its double-headed ribs seemed to contradict such a placement. 5096: 2016: 836:
are flat and each pair are in extensive contact along the midline. The wide pubic bones (front lower hip bones) of
4339: 2915:
Massare, J. A. (1988). "Swimming Capabilities of Mesozoic Marine Reptiles: Implications for Method of Predation".
595:
limbs of ichthyosaurs are heavily modified into rigid flippers. Additionally, ichthyosaurs are also known to have
5243: 1395: 2507: 5091: 5047: 2098: 1491: 816:. The putative interclavicle is small and its backwards projection is very short. The long upper hip bone, the 420: 366: 2461: 984:
bear notches on both their front and back sides; the former of these bones being wider. Like the carpals, the
716:
bear grooves along much of their length, barring their lower ends. The only well-preserved dorsal rib head of
494:
and the closeness of their sites of discovery, Ryosuke Motani synonymized the two genera, with the older name
2936:"A review of ichthyosaur (Reptilia, Ichthyopterygia) soft tissues with implications for life reconstructions" 960:, though more may have been present. These phalanges are located near the upper regions of the other digits. 938:
has three main digits and an additional very small fourth one. The outer two main digits of the forelimbs of
1933: 1909: 1599: 468: 3210:
Sander, P. M.; Griebeler, E. M.; Klein, N.; Juarbe, J. V.; Wintrich, T.; Revell, L. J.; Schmit, L. (2021).
1001:. The rear edge of tarsal beneath the fibula (fibulare) is very weakly notched. The middle lower tarsal of 5117: 3812: 3806: 3301: 2403: 1957: 1892: 1062:. In 1904, Boulenger believed there to be three main lineages of ichthyosaurs; one leading to wide-finned 338: 2888: 5175: 5086: 3211: 2196: 1474: 923:
are set into two rows of three. Only one carpal connects to the lower edge middle upper wrist bone, the
746:
The neural spines (upwards projections on the vertebrae) of the caudal vertebrae are highly elongate in
430: 238: 3050:"Evolutionary trends in longipinnate ichthyosaurs, with particular reference to the skull and fore fin" 4160: 4082: 4030: 2436: 1371: 628:(a pair of bones which form the underside of each orbit) being narrow. The bony plates making up the 3818: 3110: 2791: 2627: 4446: 4289: 3436: 2705: 2650: 2399: 1114: 883:
has a narrow humerus (upper arm bone) with a broad lower end; this bone being twice as long as the
526: 416: 327: 4303: 701: 569: 463: 4559: 3978: 3863: 3613: 3498: 3485: 3448: 3360: 3091: 1198:. They found this group to be the first to diverge within Longipinnati, a larger group including 480: 280: 145: 735: 564:. It was found in 1969 and extracted in 2004. The other specimen, UAMES 34994, was found in the 5180: 4328: 3281:
Massare, J. A.; Callaway, J. M. (1990). "The affinities and ecology of Triassic ichthyosaurs".
5167: 4877: 4752: 4717: 4673: 4198: 3578: 3192: 3133: 2856:
Merriam, 1903 (Reptilia, Ichthyosauria) from the Late Triassic (Norian) of Southeast Alaska".
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articulate with are separate. The lower ends of the scapulae shoulder blades are widened. The
708:
on the dorsal vertebrae, projections that articulate with the ribs, are small and separate in
689: 557: 2402:
led Lucas to argue in 2002 that the Antimonio Terrane instead had once been connected to the
4997: 4946: 4914: 4797: 4602: 4458: 4403: 3957: 3894: 3313: 3302:"The skull and endocranium of a Lower Jurassic ichthyosaur based on digital reconstructions" 3261: 3226: 3182: 3172: 3083: 3023: 2984: 2947: 2503: 1787: 1293: 1254: 855: 580: 382: 378: 130: 3212:"Early giant reveals faster evolution of large body size in ichthyosaurs than in cetaceans" 121: 4840: 4832: 4824: 4782: 4686: 4634: 4535: 4296: 4275: 4268: 4146: 4125: 3985: 3695: 3656: 3622: 3594: 3543: 2366: 2084: 1548: 1172: 1167: 1078: 617: 537:. Although ichthyosaur vertebrae are quite commonly found here, most of these were larger 406: 3049: 2672: 2545: 4990: 4983: 4955: 4724: 4662: 4655: 4618: 4611: 4590: 4485: 4431: 4188: 4168: 4138: 4090: 4074: 4057: 4010: 3918: 3910: 3903: 3669: 3187: 3156: 2407: 2354: 2040: 1585: 1419: 1333: 1185: 1140: 1134: 1128: 842: 653: 629: 561: 538: 218: 5197: 4976: 4854: 4761: 4740: 4544: 4477: 4467: 4424: 4384: 3926: 3878: 3849: 3836: 3766: 3638: 3631: 3554: 3536: 2821: 1279: 1058: 884: 809: 542: 358: 205: 79: 3155:
Bindellini, G.; Wolniewicz, A.S.; Miedema, F.; Scheyer, T.M.; Dal Sasso, C. (2021).
3095: 2952: 2935: 4935: 4928: 4907: 4892: 4847: 4817: 4702: 4648: 4521: 4258: 4106: 4098: 4066: 4023: 3969: 3943: 3724: 3717: 3677: 3645: 3587: 1811: 1443: 1347: 1320: 1306: 1181: 1095: 1072: 848: 817: 677: 633: 446: 260: 3087: 3027: 1184:
where it was traditionally placed. In 2000, Maisch and Matzke named a new family,
4810: 4775: 4694: 4500: 4493: 4370: 4357: 4282: 4217: 4176: 4113: 4037: 3567: 3523: 3512: 3405: 2852:
Anderson, K. L.; Druckenmiller, P. S.; Baichtal, J. F. (2019). "New material of
2490:
Nicholls, Elizabeth L.; Wei, Chen & Manabe, Makoto (2003). "New material of
2115: 1572: 1211: 1177: 1106:
was also classified as shastasaurine due to its limbs being similar to those of
924: 825: 773: 705: 681: 457:
is UCMP 8100. In the same publication, Merriam named another genus and species,
411: 316: 54: 5140: 1098:, which was divided into the subfamilies Mixosaurinae and Shastasaurinae, with 5004: 4962: 4869: 4862: 4768: 4709: 4576: 4417: 4391: 4153: 3999: 3992: 3744: 3735: 3684: 3421: 3390: 2362: 2358: 2341: 1524: 1119: 1040: 1014:
is similar to that of the forelimbs. The accessory digits in the hindlimbs of
998: 840:
are each perforated by a small hole known as an obturator foramen, similar to
645: 600: 596: 362: 99: 64: 915:
and the notches on the forelimb bones of the former are more pronounced. The
419:. Alexander gave them, in addition to multiple other fossil reptiles, to the 4899: 4884: 4732: 4551: 3704: 3230: 1044:, but differing markedly in dental and appendicular anatomy; and noted that 402: 398: 354: 162: 104: 48: 3196: 2989: 2968: 632:, a structure housed within the orbit, are very large. The exposure of the 409:, forelimbs, and a partial hindlimb. Both of these specimens came form the 3266: 3245: 5134: 4921: 4045: 3870: 3384: 2826:, a Late Triassic ichthyosaur from California, U.S.A. and Sonora, Mexico" 1248: 805: 789: 649: 637: 522: 454: 320: 182: 94: 89: 74: 69: 59: 41: 17: 3177: 1214:
within Toretocnemidae. A 2016 analysis by Cheng Ji and colleagues found
342:
Clavicles and interclavicle (top) and scapula and coracoids (bottom) of
5154: 4969: 3751: 3396: 3318: 829: 801: 800:(shoulder blades). The surfaces on the scapulae that the coracoids and 797: 545:
were not present, but there were clear grooves for their articulation.
370: 324: 192: 109: 84: 2546:"Triassic Ichthyosauria: With special reference to the American forms" 3378: 3329: 3111:"Lines of phyletic and biological development of the Ichthyopterygia" 2655:
Bulletin of the Department of Geology of the University of California
2632:
Bulletin of the Department of Geology of the University of California
2391: 2357:("cold-blooded") reptiles, ichthyosaurs had high metablisms and were 977: 916: 680:(two pairs of forwards- or backwards-directed projections). The thin 549: 534: 530: 440: 434: 390: 172: 134: 5111: 676:
have neural spines that curve backwards and notches in the place of
3134:"The distinction between longipinnate and latipinnate ichthyosaurs" 1227: 1146: 973: 964: 879:
The upper and lower limb bones of both species are very elongate.
870:
have similar limbs. In 1903, Merriam stated that the forelimbs of
854: 734: 644:, with most of the outer surface of the rear part taken up by the 625: 584:
Skull (top) and caudal vertebra (bottom right) of the holotype of
579: 394: 374: 337: 2934:
Eriksson, M. E.; De La Garza, R.; Horn, E.; Lindgren, J. (2022).
2414:
had a very limited distribution, unknown from Nevada. As to why
896: 350: 5115: 5075: 4355: 3834: 3483: 3371: 3333: 3300:
Marek, R. D.; Moon, B. C.; Williams, M.; Benton, M. J. (2015).
3246:"Osteohistology of the Early Triassic ichthyopterygian reptile 319:. Its remains have been found in California, United States, in 2427:
then this supposed paleobiological link would be much weaker.
386: 2967:
Renesto, S.; Dal Sasso, C.; Fogliazza, F.; Ragni, C. (2020).
2889:"Ichthyosauria: Their diversity, distribution, and phylogeny" 656:(mandibular bones involved in the jaw joint) are enlarged in 762:
has long caudal vertebrae. The only known caudal centrum of
2508:
10.1671/0272-4634(2002)022[0759:NMOQLR]2.0.CO;2
636:(lower rear exterior lower jaw bone) on the outside of the 2969:"New findings reveal that the Middle Triassic ichthyosaur 2373:
In 1908, Merriam considered Triassic ichthyosaurs such as
2830:
New Mexico Museum of Natural History and Science Bulletin
467:
was preoccupied (already in use for something else), and
2628:"New ichthyosaurs from the Upper Triassic of California" 758:, unlike the dorsal ribs, do not have bifurcated heads. 1126:
to belong to the longipinnates, on the line leading to
992:
are set into two rows of three. Many of the tarsals of
720:
is not bifurcated; conversely, the dorsal rib heads of
3009:"A new phylogeny of ichthyosaurs (Reptilia: Diapsida)" 2390:
While once proposed to have been closely connected to
874:
are longer than its hindlimbs, while the hindlimbs or
2651:"Triassic Ichthyopterygia from California and Nevada" 660:, especially in the case of the latter. The teeth of 397:
and consisted of a partial skull, various incomplete
486:
Noting the multiple anatomical similarities between
5124: 4945: 4796: 4751: 4672: 4632: 4601: 4574: 4534: 4519: 4466: 4445: 4401: 4368: 4256: 4216: 4187: 4124: 4056: 4009: 3968: 3941: 3893: 3847: 3765: 3734: 3703: 3694: 3655: 3621: 3612: 3577: 3553: 3522: 3496: 3447: 3420: 2706:"A remarkable ichthyosaurian right anterior paddle" 349:The specimen that would eventually be cataloged as 688:bear thin ridges on their sides. While the dorsal 373:, many elements were still preserved, namely some 1258:, though this grouping was without much support. 899:is notched. While poorly known, the forelimbs of 664:are all the same shape and errupt from a groove. 3054:Life Science Contributions, Royal Ontario Museum 2365:underwater. Triassic ichthyosaurs may have been 859:Forelimb (left) and partial hindlimb (right) of 2847: 2845: 2843: 2710:Proceedings of the Zoological Society of London 2699: 2697: 1026:In 1903, Merriam was uncertain how to classify 776:are well-demarcated. The elongated chevrons of 377:fragments, around 30 vertebrae, including some 129:Clockwise from upper left: hindlimb, forelimb, 2910: 2908: 2906: 2621: 2619: 2617: 2615: 2613: 2611: 2609: 2607: 2605: 2603: 2601: 2599: 2597: 2595: 2593: 2591: 2589: 2587: 2585: 2583: 2539: 2537: 2485: 2483: 2345:Life restorations of the two known species of 369:. While much of the specimen had been lost to 3345: 3250:: Implications for early ichthyosaur biology" 3244:Nakajima, Y.; Houssaye, A.; Endo, H. (2014). 3115:Bulletin of the Geological Society of America 2882: 2880: 2878: 2876: 2874: 2872: 2785: 2783: 2581: 2579: 2577: 2575: 2573: 2571: 2569: 2567: 2565: 2563: 2535: 2533: 2531: 2529: 2527: 2525: 2523: 2521: 2519: 2517: 381:, but being mostly represented by frontwards 8: 2815: 2813: 2811: 2809: 2796:Stuttgarter Beitrรคge zur Naturkunde, Serie B 2781: 2779: 2777: 2775: 2773: 2771: 2769: 2767: 2765: 2763: 2729: 2727: 2725: 2723: 1269:Consensus tree from Bindellini et al. (2021) 1226:was repeatedly found to be a well-supported 603:, supported by a downward bend in the tail. 5209:Late Triassic ichthyosaurs of North America 3002: 3000: 652:(a pair of inner mandibular bones) and the 5112: 5072: 4802: 4678: 4640: 4629: 4582: 4531: 4527: 4452: 4442: 4409: 4376: 4365: 4352: 4253: 4130: 4015: 3949: 3890: 3855: 3844: 3831: 3709: 3700: 3661: 3618: 3559: 3528: 3504: 3493: 3480: 3426: 3417: 3368: 3352: 3338: 3330: 2462:"โ€ Toretocnemus Merriam 1903 (ichthyosaur)" 1766:Preferred topology of Sander et al. (2021) 1759: 1262: 556:. One of these, UAMES 3599, came from the 120: 31: 3317: 3265: 3186: 3176: 3069: 3067: 2988: 2951: 846:. The ischia are not as wide as those of 433:. The generic name is derived from Greek 2973:is the oldest amniote with a dorsal fin" 2340: 1760: 1263: 1234:. One of his results, however, did find 529:near the mining town of El Antimonio in 2550:Memoirs of the University of California 2453: 3283:Geological Society of America Bulletin 2790:Maisch, M. W.; Matzke, A. T. (2000). 963:The elongated portion (shaft) of the 7: 976:(front shin bone) is wider than the 692:have similar lengths and heights in 5254:Taxa named by John Campbell Merriam 3016:Journal of Systematic Palaeontology 2188: 2164: 2149:Guizhouichthyosaurus wolonggangense 2140: 2090: 2080: 2056: 2032: 2008: 1949: 1925: 1884: 1834: 1827: 1803: 1779: 1772: 1591: 1564: 1540: 1516: 1466: 1459: 1435: 1411: 1387: 1363: 1339: 1312: 1285: 1275: 1210:. They concurred that the two were 972:it attaches to the shin bones. The 911:is moderately broader than that of 461:, for UCMP 8100. However, the name 3076:Journal of Vertebrate Paleontology 2743:Journal of Vertebrate Paleontology 2736:"Phylogeny of the Ichthyopterygia" 2496:Journal of Vertebrate Paleontology 1066:species, another to narrow-finned 25: 1764: 1267: 1206:and found many similarities with 728:are more prominently bifurcated. 672:The hindmost dorsal vertebrae in 5058: 5052: 5046: 4338: 4332: 4327: 4321: 3817: 3811: 3805: 2442:Timeline of ichthyosaur research 2065:Quasianosteosaurus vikinghoegdai 1102:placed within the latter group. 566:Hound Island Volcanics Formation 149: 5234:Late Triassic first appearances 3138:Life Sciences Occasional Papers 2953:10.1016/j.earscirev.2022.103965 2865:(Thesis). University of Alaska. 479:, although these had yet to be 780:are shaped like the letter Y. 1: 5249:Fossil taxa described in 1903 3254:Acta Palaeontologica Polonica 3088:10.1080/02724634.2015.1025956 3028:10.1080/14772019.2017.1394922 2977:Acta Palaeontologica Polonica 2820:Lucas, Spencer (2002-01-01). 2214:Mikadocephalus gracilirostris 1975:Qianichthyosaurus xingyiensis 1617:Qianichthyosaurus xingyiensis 5224:Fossils of the United States 2893:Palรคontologische Zeitschrift 2749:(3): 473โ€“496. Archived from 732:has five sets of gastralia. 441: 435: 2173:Guizhouichthyosaurus tangae 1396:"Callawayia" wolonggangense 988:(wrist and ankle bones) of 919:(wrist and ankle bones) of 903:appear similar to those of 640:is very limited in size in 5270: 5229:Paleontology in California 3159:Besanosaurus leptorhynchus 2017:Besanosaurus leptorhynchus 1162:In 1999, Motani recovered 5239:Late Triassic extinctions 5082: 5071: 5044: 4805: 4681: 4643: 4628: 4585: 4530: 4455: 4441: 4412: 4379: 4364: 4351: 4319: 4252: 4133: 4018: 3952: 3889: 3858: 3843: 3830: 3803: 3712: 3664: 3562: 3531: 3507: 3492: 3479: 3429: 3416: 3367: 2704:Boulenger, G. A. (1904). 2210: 2193: 2186: 2169: 2162: 2145: 2138: 2112: 2095: 2088: 2078: 2061: 2054: 2037: 2030: 2013: 2006: 1971: 1954: 1947: 1930: 1923: 1906: 1889: 1882: 1860:Toretocnemus californicus 1856: 1839: 1832: 1825: 1808: 1801: 1784: 1777: 1630: 1613: 1596: 1589: 1569: 1562: 1545: 1538: 1521: 1514: 1488: 1471: 1464: 1457: 1440: 1433: 1416: 1409: 1392: 1385: 1368: 1361: 1344: 1337: 1317: 1310: 1290: 1283: 1038:) to be quite similar to 624:are very large, with the 520:Toretocnemus californicus 451:Toretocnemus californicus 401:, poorly-preserved ribs, 353:8100 was found along the 286: 279: 251: 246: 146:Scientific classification 144: 128: 119: 34: 27:Extinct genus of reptiles 5204:Ichthyosauromorph genera 2734:Motani, Ryosuke (1999). 2363:gave birth to live young 2099:Callawayia neoscapularis 1492:Shonisaurus sikanniensis 1180:, rather than among the 421:University of California 379:dorsal (trunk) vertebrae 367:Annie Montague Alexander 3231:10.1126/science.abf5787 2649:Merriam, J. C. (1902). 2626:Merriam, J. C. (1903). 2544:J. C., Merriam (1908). 1934:Qianichthyosaurus zhoui 1910:Californosaurus perrini 1600:Qianichthyosaurus zhoui 1153:Qianichthyosaurus zhoui 1122:. von Huene considered 1048:bore similarities with 907:, though the radius of 552:which they assigned to 469:George Albert Boulenger 383:caudal (tail) vertebrae 315:is an extinct genus of 3109:von Huene, F. (1923). 2990:10.4202/app.00731.2020 2971:Mixosaurus cornalianus 2887:Sander, P. M. (2000). 2349: 1958:Wimanius odontopalatus 1893:Phantomosaurus neubigi 1159: 863: 743: 588: 346: 5176:Paleobiology Database 3267:10.4202/app.2012.0045 2940:Earth-Science Reviews 2466:Paleobiology Database 2344: 2197:Shonisaurus popularis 1475:Shonisaurus popularis 1150: 858: 832:(lower hip bones) of 820:, is quite narrow in 784:Appendicular skeleton 738: 583: 515:as separate species. 431:John Campbell Merriam 429:was named in 1903 by 341: 4161:Guizhouichthyosaurus 4083:Guizhouichthyosaurus 4031:Guizhouichthyosaurus 3157:"Cranial anatomy of 3132:McGowan, C. (1972). 3048:McGowan, C. (1972). 3007:Moon, B. C. (2017). 2437:List of ichthyosaurs 2423:was synonymous with 2404:East Klamath Terrane 1843:Toretocnemus zitteli 1372:Guizhouichthyosaurus 739:Caudal vertebrae of 560:on the coastline of 459:Leptocheirus zitteli 385:, a large number of 5219:Fauna of California 5214:Triassic California 4447:Temnodontosauroidea 3248:Utatsusaurus hataii 3178:10.7717/peerj.11179 2792:"The Ichthyosauria" 2400:Antimonio Formation 2394:, the discovery of 1762: 1265: 1115:Friedrich von Huene 866:The two species of 527:Antimonio Formation 439:, "perforated" and 417:Hosselkus Limestone 334:History of research 328:Hosselkus Limestone 5077:Related categories 4560:Protoichthyosaurus 3979:Barracudasauroides 3864:Quasianosteosaurus 3614:Ichthyosauriformes 3499:Ichthyosauromorpha 3486:Ichthyosauromorpha 3449:Ichthyosauromorpha 3361:Ichthyosauromorpha 3319:10.1111/pala.12174 2350: 1160: 1113:In 1923, however, 1076:), and a third to 864: 744: 668:Vertebrae and ribs 589: 525:were found in the 445:, "shinbone". The 405:(belly ribs), the 347: 5191: 5190: 5118:Taxon identifiers 5109: 5108: 5105: 5104: 5097:Triassic reptiles 5067: 5066: 5042: 5041: 5038: 5037: 5034: 5033: 5030: 5029: 5026: 5025: 5022: 5021: 5018: 5017: 5014: 5013: 4878:Kazakhstanosaurus 4792: 4791: 4753:Ophthalmosaurinae 4718:Myobradypterygius 4674:Ophthalmosauridae 4570: 4569: 4515: 4514: 4511: 4510: 4347: 4346: 4317: 4316: 4313: 4312: 4248: 4247: 4244: 4243: 4240: 4239: 4236: 4235: 4199:Qianichthyosaurus 3937: 3936: 3826: 3825: 3801: 3800: 3797: 3796: 3793: 3792: 3789: 3788: 3785: 3784: 3761: 3760: 3608: 3607: 3604: 3603: 3579:Parahupehsuchinae 3475: 3474: 3471: 3470: 3467: 3466: 2421:Qianichthyosaurus 2329: 2328: 2324: 2323: 2315: 2314: 2306: 2305: 2297: 2296: 2288: 2287: 2279: 2278: 2270: 2269: 2261: 2260: 2252: 2251: 2243: 2242: 2234: 2233: 2225: 2224: 2127: 2126: 1995: 1994: 1986: 1985: 1871: 1870: 1758: 1757: 1753: 1752: 1744: 1743: 1735: 1734: 1726: 1725: 1717: 1716: 1708: 1707: 1699: 1698: 1690: 1689: 1681: 1680: 1672: 1671: 1663: 1662: 1654: 1653: 1645: 1644: 1503: 1502: 1240:Qianichthyosaurus 1232:Qianichthyosaurus 1220:Qianichthyosaurus 1204:Qianichthyosaurus 1195:Qianichthyosaurus 620:(eye sockets) of 558:Nehenta Formation 308: 307: 302: 294: 273: 264: 242: 47:235.0โ€“221.5  16:(Redirected from 5261: 5244:Extinct reptiles 5184: 5183: 5171: 5170: 5158: 5157: 5145: 5144: 5143: 5113: 5073: 5062: 5056: 5050: 4998:Simbirskiasaurus 4947:Platypterygiinae 4915:Pervushovisaurus 4803: 4798:Platypterygiidae 4679: 4641: 4630: 4603:Stenopterygiidae 4583: 4532: 4528: 4459:Temnodontosaurus 4453: 4443: 4410: 4404:Neoichthyosauria 4377: 4366: 4353: 4342: 4336: 4331: 4325: 4254: 4131: 4016: 3958:Cymbospondylidae 3950: 3895:Cymbospondylidae 3891: 3856: 3845: 3832: 3821: 3815: 3809: 3710: 3701: 3662: 3619: 3560: 3529: 3505: 3494: 3481: 3427: 3418: 3411: 3410: 3369: 3354: 3347: 3340: 3331: 3324: 3323: 3321: 3297: 3291: 3290: 3278: 3272: 3271: 3269: 3241: 3235: 3234: 3216: 3207: 3201: 3200: 3190: 3180: 3152: 3146: 3145: 3129: 3123: 3122: 3106: 3100: 3099: 3071: 3062: 3061: 3045: 3039: 3038: 3036: 3030:. Archived from 3013: 3004: 2995: 2994: 2992: 2964: 2958: 2957: 2955: 2931: 2925: 2924: 2912: 2901: 2900: 2884: 2867: 2866: 2864: 2849: 2838: 2837: 2817: 2804: 2803: 2787: 2758: 2757: 2755: 2740: 2731: 2718: 2717: 2701: 2692: 2691: 2689: 2687: 2669: 2663: 2662: 2646: 2640: 2639: 2623: 2558: 2557: 2541: 2512: 2511: 2492:Qianichtyosaurus 2487: 2478: 2477: 2475: 2473: 2458: 2386:Paleoenvironment 2367:ambush predators 2189: 2165: 2141: 2091: 2081: 2057: 2033: 2009: 1950: 1926: 1885: 1835: 1828: 1804: 1788:Cymbospondylidae 1780: 1773: 1763: 1592: 1565: 1541: 1517: 1467: 1460: 1436: 1412: 1388: 1364: 1340: 1313: 1294:Cymbospondylidae 1286: 1276: 1266: 1255:Phalarodon major 1238:in a clade with 1155:, a relative of 1070:(referred to as 1030:. He considered 967:(thigh bone) of 444: 438: 300: 292: 271: 258: 237: 230: 217: 204: 154: 153: 131:dorsal vertebrae 124: 114: 51: 40:Temporal range: 32: 21: 5269: 5268: 5264: 5263: 5262: 5260: 5259: 5258: 5194: 5193: 5192: 5187: 5179: 5174: 5166: 5161: 5153: 5148: 5139: 5138: 5133: 5120: 5110: 5101: 5092:Marine reptiles 5078: 5063: 5010: 4941: 4841:Brachypterygius 4833:Athabascasaurus 4825:Arthropterygius 4788: 4783:Ophthalmosaurus 4747: 4687:Arthropterygius 4668: 4637: 4635:Ophthalmosauria 4624: 4597: 4579: 4566: 4536:Ichthyosauridae 4524: 4507: 4462: 4437: 4406: 4397: 4373: 4360: 4343: 4309: 4297:Svalbardosaurus 4276:Pachygonosaurus 4269:Barracudasaurus 4232: 4212: 4183: 4147:Californosaurus 4126:Euichthyosauria 4120: 4052: 4005: 3986:Contectopalatus 3964: 3946: 3933: 3885: 3852: 3839: 3822: 3781: 3757: 3730: 3696:Eoichthyosauria 3690: 3657:Ichthyopterygia 3651: 3623:Omphalosauridae 3600: 3595:Parahupehsuchus 3573: 3549: 3544:Nanchangosaurus 3518: 3501: 3488: 3463: 3443: 3412: 3374: 3373: 3363: 3358: 3328: 3327: 3299: 3298: 3294: 3280: 3279: 3275: 3243: 3242: 3238: 3214: 3209: 3208: 3204: 3154: 3153: 3149: 3131: 3130: 3126: 3108: 3107: 3103: 3082:(1): e1025956. 3073: 3072: 3065: 3047: 3046: 3042: 3034: 3011: 3006: 3005: 2998: 2966: 2965: 2961: 2933: 2932: 2928: 2914: 2913: 2904: 2886: 2885: 2870: 2862: 2851: 2850: 2841: 2819: 2818: 2807: 2789: 2788: 2761: 2753: 2738: 2733: 2732: 2721: 2703: 2702: 2695: 2685: 2683: 2671: 2670: 2666: 2648: 2647: 2643: 2625: 2624: 2561: 2543: 2542: 2515: 2489: 2488: 2481: 2471: 2469: 2460: 2459: 2455: 2450: 2433: 2398:in the Mexican 2388: 2339: 2333: 2331: 2330: 2325: 2316: 2307: 2298: 2289: 2280: 2271: 2262: 2253: 2244: 2235: 2226: 2128: 2085:Euichthyosauria 1996: 1987: 1872: 1754: 1745: 1736: 1727: 1718: 1709: 1700: 1691: 1682: 1673: 1664: 1655: 1646: 1549:Californosaurus 1504: 1244:Californosaurus 1173:Californosaurus 1168:Euichthyosauria 1104:T. californicus 1079:Ophthalmosaurus 1046:T. californicus 1024: 1008:T. californicus 994:T. californicus 945:T. californicus 909:T. californicus 901:T. californicus 876:T. californicus 838:T. californicus 834:T. californicus 822:T. californicus 786: 778:T. californicus 756:T. californicus 752:T. californicus 741:T. californicus 726:T. californicus 722:T. californicus 710:T. californicus 698:T. californicus 686:T. californicus 674:T. californicus 670: 614: 578: 509:T. californicus 501:T. californicus 477:T. californicus 407:shoulder girdle 336: 301:Boulenger, 1904 272:(Merriam, 1903) 259:Merriam, 1903 ( 256:T. californicus 236: 228: 215: 202: 148: 139:T. californicus 115: 113: 112: 107: 102: 97: 92: 87: 82: 77: 72: 67: 62: 57: 46: 45: 38: 28: 23: 22: 15: 12: 11: 5: 5267: 5265: 5257: 5256: 5251: 5246: 5241: 5236: 5231: 5226: 5221: 5216: 5211: 5206: 5196: 5195: 5189: 5188: 5186: 5185: 5172: 5159: 5146: 5130: 5128: 5122: 5121: 5116: 5107: 5106: 5103: 5102: 5100: 5099: 5094: 5089: 5083: 5080: 5079: 5076: 5069: 5068: 5065: 5064: 5045: 5043: 5040: 5039: 5036: 5035: 5032: 5031: 5028: 5027: 5024: 5023: 5020: 5019: 5016: 5015: 5012: 5011: 5009: 5008: 5001: 4994: 4991:Plutoniosaurus 4987: 4984:Platypterygius 4980: 4973: 4966: 4959: 4956:Caypullisaurus 4951: 4949: 4943: 4942: 4940: 4939: 4932: 4925: 4918: 4911: 4904: 4896: 4889: 4881: 4874: 4866: 4859: 4851: 4844: 4837: 4829: 4821: 4814: 4806: 4800: 4794: 4793: 4790: 4789: 4787: 4786: 4779: 4772: 4765: 4757: 4755: 4749: 4748: 4746: 4745: 4737: 4729: 4725:Nannopterygius 4721: 4714: 4706: 4699: 4691: 4682: 4676: 4670: 4669: 4667: 4666: 4663:Macropterygius 4659: 4656:Delphinosaurus 4652: 4644: 4638: 4633: 4626: 4625: 4623: 4622: 4619:Stenopterygius 4615: 4612:Magnipterygius 4607: 4605: 4599: 4598: 4596: 4595: 4591:Chacaicosaurus 4586: 4580: 4575: 4572: 4571: 4568: 4567: 4565: 4564: 4556: 4548: 4540: 4538: 4525: 4520: 4517: 4516: 4513: 4512: 4509: 4508: 4506: 4505: 4497: 4490: 4486:Excalibosaurus 4482: 4473: 4471: 4464: 4463: 4456: 4450: 4439: 4438: 4436: 4435: 4432:Suevoleviathan 4428: 4421: 4413: 4407: 4402: 4399: 4398: 4396: 4395: 4388: 4380: 4374: 4369: 4362: 4361: 4356: 4349: 4348: 4345: 4344: 4320: 4318: 4315: 4314: 4311: 4310: 4308: 4307: 4300: 4293: 4286: 4279: 4272: 4264: 4262: 4250: 4249: 4246: 4245: 4242: 4241: 4238: 4237: 4234: 4233: 4231: 4230: 4229: 4228: 4222: 4220: 4214: 4213: 4211: 4210: 4203: 4194: 4192: 4189:Toretocnemidae 4185: 4184: 4182: 4181: 4173: 4169:Mikadocephalus 4165: 4157: 4150: 4143: 4139:Auroroborealia 4134: 4128: 4122: 4121: 4119: 4118: 4110: 4103: 4095: 4091:Himalayasaurus 4087: 4079: 4075:Guanlingsaurus 4071: 4062: 4060: 4058:Shastasauridae 4054: 4053: 4051: 4050: 4042: 4034: 4027: 4019: 4013: 4011:Merriamosauria 4007: 4006: 4004: 4003: 3996: 3989: 3982: 3974: 3972: 3966: 3965: 3963: 3962: 3953: 3947: 3942: 3939: 3938: 3935: 3934: 3932: 3931: 3923: 3919:Thalattoarchon 3915: 3911:Phantomosaurus 3907: 3904:Cymbospondylus 3899: 3897: 3887: 3886: 3884: 3883: 3875: 3867: 3859: 3853: 3848: 3841: 3840: 3835: 3828: 3827: 3824: 3823: 3804: 3802: 3799: 3798: 3795: 3794: 3791: 3790: 3787: 3786: 3783: 3782: 3780: 3779: 3778: 3777: 3771: 3769: 3763: 3762: 3759: 3758: 3756: 3755: 3748: 3740: 3738: 3732: 3731: 3729: 3728: 3721: 3713: 3707: 3698: 3692: 3691: 3689: 3688: 3681: 3674: 3670:Isfjordosaurus 3665: 3659: 3653: 3652: 3650: 3649: 3642: 3635: 3627: 3625: 3616: 3610: 3609: 3606: 3605: 3602: 3601: 3599: 3598: 3591: 3583: 3581: 3575: 3574: 3572: 3571: 3563: 3557: 3551: 3550: 3548: 3547: 3540: 3532: 3526: 3520: 3519: 3517: 3516: 3508: 3502: 3497: 3490: 3489: 3484: 3477: 3476: 3473: 3472: 3469: 3468: 3465: 3464: 3462: 3461: 3460: 3459: 3453: 3451: 3445: 3444: 3442: 3441: 3440: 3439: 3430: 3424: 3414: 3413: 3409: 3408: 3399: 3393: 3387: 3381: 3372: 3365: 3364: 3359: 3357: 3356: 3349: 3342: 3334: 3326: 3325: 3292: 3273: 3260:(2): 343โ€“352. 3236: 3202: 3147: 3124: 3101: 3063: 3040: 3037:on 2020-03-18. 2996: 2983:(3): 511โ€“522. 2959: 2926: 2902: 2868: 2839: 2805: 2759: 2756:on 2012-04-15. 2719: 2693: 2677:MERRIAM, 1902" 2664: 2641: 2638:(12): 249โ€“263. 2559: 2513: 2502:(4): 759โ€“765. 2479: 2452: 2451: 2449: 2446: 2445: 2444: 2439: 2432: 2429: 2408:tectonic plate 2387: 2384: 2355:poikilothermic 2338: 2335: 2327: 2326: 2322: 2321: 2318: 2317: 2313: 2312: 2309: 2308: 2304: 2303: 2300: 2299: 2295: 2294: 2291: 2290: 2286: 2285: 2282: 2281: 2277: 2276: 2273: 2272: 2268: 2267: 2264: 2263: 2259: 2258: 2255: 2254: 2250: 2249: 2246: 2245: 2241: 2240: 2237: 2236: 2232: 2231: 2228: 2227: 2223: 2222: 2219: 2218: 2209: 2206: 2205: 2202: 2201: 2192: 2187: 2185: 2182: 2181: 2178: 2177: 2168: 2163: 2161: 2158: 2157: 2154: 2153: 2144: 2139: 2137: 2134: 2133: 2130: 2129: 2125: 2124: 2121: 2120: 2111: 2108: 2107: 2104: 2103: 2094: 2089: 2087: 2079: 2077: 2074: 2073: 2070: 2069: 2060: 2055: 2053: 2050: 2049: 2046: 2045: 2041:Shastasauridae 2036: 2031: 2029: 2026: 2025: 2022: 2021: 2012: 2007: 2005: 2002: 2001: 1998: 1997: 1993: 1992: 1989: 1988: 1984: 1983: 1980: 1979: 1970: 1967: 1966: 1963: 1962: 1953: 1948: 1946: 1943: 1942: 1939: 1938: 1929: 1924: 1922: 1919: 1918: 1915: 1914: 1905: 1902: 1901: 1898: 1897: 1888: 1883: 1881: 1878: 1877: 1874: 1873: 1869: 1868: 1865: 1864: 1855: 1852: 1851: 1848: 1847: 1838: 1833: 1831: 1826: 1824: 1821: 1820: 1817: 1816: 1807: 1802: 1800: 1797: 1796: 1793: 1792: 1783: 1778: 1776: 1771: 1768: 1767: 1756: 1755: 1751: 1750: 1747: 1746: 1742: 1741: 1738: 1737: 1733: 1732: 1729: 1728: 1724: 1723: 1720: 1719: 1715: 1714: 1711: 1710: 1706: 1705: 1702: 1701: 1697: 1696: 1693: 1692: 1688: 1687: 1684: 1683: 1679: 1678: 1675: 1674: 1670: 1669: 1666: 1665: 1661: 1660: 1657: 1656: 1652: 1651: 1648: 1647: 1643: 1642: 1639: 1638: 1629: 1626: 1625: 1622: 1621: 1612: 1609: 1608: 1605: 1604: 1595: 1590: 1588: 1586:Toretocnemidae 1582: 1581: 1578: 1577: 1568: 1563: 1561: 1558: 1557: 1554: 1553: 1544: 1539: 1537: 1534: 1533: 1530: 1529: 1520: 1515: 1513: 1510: 1509: 1506: 1505: 1501: 1500: 1497: 1496: 1487: 1484: 1483: 1480: 1479: 1470: 1465: 1463: 1458: 1456: 1453: 1452: 1449: 1448: 1439: 1434: 1432: 1429: 1428: 1425: 1424: 1420:Guanlingsaurus 1415: 1410: 1408: 1405: 1404: 1401: 1400: 1391: 1386: 1384: 1381: 1380: 1377: 1376: 1367: 1362: 1360: 1357: 1356: 1353: 1352: 1343: 1338: 1336: 1334:Merriamosauria 1330: 1329: 1326: 1325: 1316: 1311: 1309: 1303: 1302: 1299: 1298: 1289: 1284: 1282: 1274: 1271: 1270: 1261: 1260: 1200:Cymbospondylus 1186:Toretocnemidae 1141:Nannopterygius 1135:Platypterygius 1129:Stenopterygius 1023: 1022:Classification 1020: 843:Cymbospondylus 785: 782: 669: 666: 630:sclerotic ring 613: 610: 577: 574: 562:Gravina Island 335: 332: 323:layers of the 306: 305: 304: 303: 295: 284: 283: 277: 276: 275: 274: 265: 249: 248: 244: 243: 226: 222: 221: 219:Toretocnemidae 213: 209: 208: 200: 196: 195: 190: 186: 185: 180: 176: 175: 170: 166: 165: 160: 156: 155: 142: 141: 126: 125: 117: 116: 108: 103: 98: 93: 88: 83: 78: 73: 68: 63: 58: 53: 52: 39: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 5266: 5255: 5252: 5250: 5247: 5245: 5242: 5240: 5237: 5235: 5232: 5230: 5227: 5225: 5222: 5220: 5217: 5215: 5212: 5210: 5207: 5205: 5202: 5201: 5199: 5182: 5177: 5173: 5169: 5164: 5160: 5156: 5151: 5147: 5142: 5136: 5132: 5131: 5129: 5127: 5123: 5119: 5114: 5098: 5095: 5093: 5090: 5088: 5085: 5084: 5081: 5074: 5070: 5061: 5057: 5055: 5049: 5007: 5006: 5002: 5000: 4999: 4995: 4993: 4992: 4988: 4986: 4985: 4981: 4979: 4978: 4977:Maiaspondylus 4974: 4972: 4971: 4967: 4965: 4964: 4960: 4958: 4957: 4953: 4952: 4950: 4948: 4944: 4938: 4937: 4933: 4931: 4930: 4926: 4924: 4923: 4919: 4917: 4916: 4912: 4910: 4909: 4905: 4902: 4901: 4897: 4895: 4894: 4890: 4887: 4886: 4882: 4880: 4879: 4875: 4872: 4871: 4867: 4865: 4864: 4860: 4857: 4856: 4855:Cryopterygius 4852: 4850: 4849: 4845: 4843: 4842: 4838: 4835: 4834: 4830: 4827: 4826: 4822: 4820: 4819: 4815: 4813: 4812: 4808: 4807: 4804: 4801: 4799: 4795: 4785: 4784: 4780: 4778: 4777: 4773: 4771: 4770: 4766: 4764: 4763: 4762:Acamptonectes 4759: 4758: 4756: 4754: 4750: 4743: 4742: 4741:Thalassodraco 4738: 4735: 4734: 4730: 4727: 4726: 4722: 4720: 4719: 4715: 4712: 4711: 4707: 4705: 4704: 4700: 4697: 4696: 4692: 4689: 4688: 4684: 4683: 4680: 4677: 4675: 4671: 4665: 4664: 4660: 4658: 4657: 4653: 4651: 4650: 4646: 4645: 4642: 4639: 4636: 4631: 4627: 4621: 4620: 4616: 4614: 4613: 4609: 4608: 4606: 4604: 4600: 4593: 4592: 4588: 4587: 4584: 4581: 4578: 4573: 4562: 4561: 4557: 4554: 4553: 4549: 4547: 4546: 4545:Ichthyosaurus 4542: 4541: 4539: 4537: 4533: 4529: 4526: 4523: 4518: 4503: 4502: 4498: 4496: 4495: 4491: 4488: 4487: 4483: 4480: 4479: 4478:Eurhinosaurus 4475: 4474: 4472: 4469: 4468:Leptonectidae 4465: 4461: 4460: 4454: 4451: 4448: 4444: 4440: 4434: 4433: 4429: 4427: 4426: 4425:Hauffiopteryx 4422: 4420: 4419: 4415: 4414: 4411: 4408: 4405: 4400: 4394: 4393: 4389: 4387: 4386: 4385:Hudsonelpidia 4382: 4381: 4378: 4375: 4372: 4367: 4363: 4359: 4354: 4350: 4341: 4337: 4335: 4330: 4324: 4306: 4305: 4301: 4299: 4298: 4294: 4292: 4291: 4290:Sphaerodontes 4287: 4285: 4284: 4280: 4278: 4277: 4273: 4271: 4270: 4266: 4265: 4263: 4261: 4260: 4255: 4251: 4226: 4225: 4224: 4223: 4221: 4219: 4215: 4209: 4208: 4204: 4201: 4200: 4196: 4195: 4193: 4190: 4186: 4179: 4178: 4174: 4171: 4170: 4166: 4163: 4162: 4158: 4156: 4155: 4151: 4149: 4148: 4144: 4141: 4140: 4136: 4135: 4132: 4129: 4127: 4123: 4116: 4115: 4111: 4109: 4108: 4104: 4101: 4100: 4096: 4093: 4092: 4088: 4085: 4084: 4080: 4077: 4076: 4072: 4069: 4068: 4064: 4063: 4061: 4059: 4055: 4048: 4047: 4043: 4040: 4039: 4035: 4033: 4032: 4028: 4026: 4025: 4021: 4020: 4017: 4014: 4012: 4008: 4002: 4001: 3997: 3995: 3994: 3990: 3988: 3987: 3983: 3981: 3980: 3976: 3975: 3973: 3971: 3967: 3960: 3959: 3955: 3954: 3951: 3948: 3945: 3940: 3929: 3928: 3927:Xinminosaurus 3924: 3921: 3920: 3916: 3913: 3912: 3908: 3906: 3905: 3901: 3900: 3898: 3896: 3892: 3888: 3881: 3880: 3879:Xinminosaurus 3876: 3873: 3872: 3868: 3866: 3865: 3861: 3860: 3857: 3854: 3851: 3850:Ichthyosauria 3846: 3842: 3838: 3837:Ichthyosauria 3833: 3829: 3820: 3816: 3814: 3808: 3775: 3774: 3773: 3772: 3770: 3768: 3767:Ichthyosauria 3764: 3754: 3753: 3749: 3747: 3746: 3742: 3741: 3739: 3737: 3733: 3727: 3726: 3722: 3720: 3719: 3715: 3714: 3711: 3708: 3706: 3702: 3699: 3697: 3693: 3687: 3686: 3682: 3680: 3679: 3675: 3672: 3671: 3667: 3666: 3663: 3660: 3658: 3654: 3648: 3647: 3643: 3641: 3640: 3639:Omphalosaurus 3636: 3634: 3633: 3632:Cartorhynchus 3629: 3628: 3626: 3624: 3620: 3617: 3615: 3611: 3597: 3596: 3592: 3590: 3589: 3585: 3584: 3582: 3580: 3576: 3570: 3569: 3565: 3564: 3561: 3558: 3556: 3555:Hupehsuchidae 3552: 3546: 3545: 3541: 3539: 3538: 3537:Eohupehsuchus 3534: 3533: 3530: 3527: 3525: 3521: 3515: 3514: 3510: 3509: 3506: 3503: 3500: 3495: 3491: 3487: 3482: 3478: 3457: 3456: 3455: 3454: 3452: 3450: 3446: 3438: 3434: 3433: 3432: 3431: 3428: 3425: 3423: 3419: 3415: 3407: 3403: 3400: 3398: 3394: 3392: 3388: 3386: 3382: 3380: 3376: 3375: 3370: 3366: 3362: 3355: 3350: 3348: 3343: 3341: 3336: 3335: 3332: 3320: 3315: 3311: 3307: 3306:Palaeontology 3303: 3296: 3293: 3289:(4): 409โ€“416. 3288: 3284: 3277: 3274: 3268: 3263: 3259: 3255: 3251: 3249: 3240: 3237: 3232: 3228: 3224: 3220: 3213: 3206: 3203: 3198: 3194: 3189: 3184: 3179: 3174: 3170: 3166: 3162: 3160: 3151: 3148: 3143: 3139: 3135: 3128: 3125: 3121:(3): 463โ€“468. 3120: 3116: 3112: 3105: 3102: 3097: 3093: 3089: 3085: 3081: 3077: 3070: 3068: 3064: 3059: 3055: 3051: 3044: 3041: 3033: 3029: 3025: 3021: 3017: 3010: 3003: 3001: 2997: 2991: 2986: 2982: 2978: 2974: 2972: 2963: 2960: 2954: 2949: 2945: 2941: 2937: 2930: 2927: 2923:(2): 187โ€“205. 2922: 2918: 2911: 2909: 2907: 2903: 2898: 2894: 2890: 2883: 2881: 2879: 2877: 2875: 2873: 2869: 2861: 2860: 2855: 2848: 2846: 2844: 2840: 2835: 2831: 2827: 2825: 2816: 2814: 2812: 2810: 2806: 2801: 2797: 2793: 2786: 2784: 2782: 2780: 2778: 2776: 2774: 2772: 2770: 2768: 2766: 2764: 2760: 2752: 2748: 2744: 2737: 2730: 2728: 2726: 2724: 2720: 2715: 2711: 2707: 2700: 2698: 2694: 2682: 2681:Paleofile.com 2678: 2676: 2668: 2665: 2660: 2656: 2652: 2645: 2642: 2637: 2633: 2629: 2622: 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Fossilworks 2467: 2463: 2457: 2454: 2447: 2443: 2440: 2438: 2435: 2434: 2430: 2428: 2426: 2422: 2417: 2413: 2409: 2406:, a piece of 2405: 2401: 2397: 2393: 2385: 2383: 2381: 2376: 2371: 2368: 2364: 2360: 2356: 2348: 2343: 2336: 2334: 2320: 2319: 2311: 2310: 2302: 2301: 2293: 2292: 2284: 2283: 2275: 2274: 2266: 2265: 2257: 2256: 2248: 2247: 2239: 2238: 2230: 2229: 2221: 2220: 2217: 2216: 2215: 2208: 2207: 2204: 2203: 2200: 2199: 2198: 2191: 2190: 2184: 2183: 2180: 2179: 2176: 2175: 2174: 2167: 2166: 2160: 2159: 2156: 2155: 2152: 2151: 2150: 2143: 2142: 2136: 2135: 2132: 2131: 2123: 2122: 2119: 2118: 2117: 2110: 2109: 2106: 2105: 2102: 2101: 2100: 2093: 2092: 2086: 2083: 2082: 2076: 2075: 2072: 2071: 2068: 2067: 2066: 2059: 2058: 2052: 2051: 2048: 2047: 2044: 2043: 2042: 2035: 2034: 2028: 2027: 2024: 2023: 2020: 2019: 2018: 2011: 2010: 2004: 2003: 2000: 1999: 1991: 1990: 1982: 1981: 1978: 1977: 1976: 1969: 1968: 1965: 1964: 1961: 1960: 1959: 1952: 1951: 1945: 1944: 1941: 1940: 1937: 1936: 1935: 1928: 1927: 1921: 1920: 1917: 1916: 1913: 1912: 1911: 1904: 1903: 1900: 1899: 1896: 1895: 1894: 1887: 1886: 1880: 1879: 1876: 1875: 1867: 1866: 1863: 1862: 1861: 1854: 1853: 1850: 1849: 1846: 1845: 1844: 1837: 1836: 1830: 1829: 1823: 1822: 1819: 1818: 1815: 1814: 1813: 1806: 1805: 1799: 1798: 1795: 1794: 1791: 1790: 1789: 1782: 1781: 1775: 1774: 1770: 1769: 1765: 1749: 1748: 1740: 1739: 1731: 1730: 1722: 1721: 1713: 1712: 1704: 1703: 1695: 1694: 1686: 1685: 1677: 1676: 1668: 1667: 1659: 1658: 1650: 1649: 1641: 1640: 1637: 1636: 1635: 1628: 1627: 1624: 1623: 1620: 1619: 1618: 1611: 1610: 1607: 1606: 1603: 1602: 1601: 1594: 1593: 1587: 1584: 1583: 1580: 1579: 1576: 1575: 1574: 1567: 1566: 1560: 1559: 1556: 1555: 1552: 1551: 1550: 1543: 1542: 1536: 1535: 1532: 1531: 1528: 1527: 1526: 1519: 1518: 1512: 1511: 1508: 1507: 1499: 1498: 1495: 1494: 1493: 1486: 1485: 1482: 1481: 1478: 1477: 1476: 1469: 1468: 1462: 1461: 1455: 1454: 1451: 1450: 1447: 1446: 1445: 1438: 1437: 1431: 1430: 1427: 1426: 1423: 1422: 1421: 1414: 1413: 1407: 1406: 1403: 1402: 1399: 1398: 1397: 1390: 1389: 1383: 1382: 1379: 1378: 1375: 1374: 1373: 1366: 1365: 1359: 1358: 1355: 1354: 1351: 1350: 1349: 1342: 1341: 1335: 1332: 1331: 1328: 1327: 1324: 1323: 1322: 1315: 1314: 1308: 1305: 1304: 1301: 1300: 1297: 1296: 1295: 1288: 1287: 1281: 1280:Ichthyosauria 1278: 1277: 1273: 1272: 1268: 1259: 1257: 1256: 1251: 1250: 1245: 1241: 1237: 1233: 1229: 1225: 1221: 1217: 1213: 1209: 1205: 1201: 1197: 1196: 1191: 1187: 1183: 1182:shastasaurids 1179: 1175: 1174: 1170:, along with 1169: 1165: 1158: 1154: 1149: 1145: 1143: 1142: 1137: 1136: 1131: 1130: 1125: 1121: 1116: 1111: 1109: 1105: 1101: 1097: 1093: 1089: 1085: 1081: 1080: 1075: 1074: 1069: 1068:Ichthyosaurus 1065: 1064:Ichthyosaurus 1061: 1060: 1059:Ichthyosaurus 1055: 1051: 1047: 1043: 1042: 1037: 1033: 1029: 1021: 1019: 1017: 1013: 1009: 1004: 1000: 995: 991: 987: 983: 979: 975: 970: 966: 961: 959: 954: 950: 946: 941: 937: 934:Each limb of 932: 930: 926: 922: 918: 914: 910: 906: 902: 898: 893: 890: 886: 882: 877: 873: 869: 862: 857: 853: 851: 850: 845: 844: 839: 835: 831: 827: 823: 819: 815: 811: 810:interclavicle 807: 803: 799: 795: 791: 783: 781: 779: 775: 770: 765: 761: 757: 753: 749: 742: 737: 733: 731: 727: 723: 719: 715: 711: 707: 703: 699: 695: 691: 687: 683: 682:neural arches 679: 675: 667: 665: 663: 659: 655: 651: 647: 643: 639: 635: 631: 627: 623: 619: 611: 609: 606: 602: 598: 593: 587: 582: 575: 573: 571: 567: 563: 559: 555: 551: 546: 544: 543:Neural spines 540: 536: 532: 528: 524: 521: 516: 514: 510: 506: 502: 497: 493: 489: 484: 482: 478: 474: 470: 466: 465: 460: 456: 452: 448: 443: 437: 432: 428: 424: 423:around 1903. 422: 418: 414: 413: 408: 404: 400: 396: 392: 388: 384: 380: 376: 372: 368: 364: 360: 359:Shasta County 356: 352: 345: 340: 333: 331: 329: 326: 322: 318: 314: 313: 299: 296: 293:Merriam, 1903 291: 288: 287: 285: 282: 278: 270: 266: 262: 257: 253: 252: 250: 245: 240: 235: 234: 227: 224: 223: 220: 214: 211: 210: 207: 206:Ichthyosauria 201: 198: 197: 194: 191: 188: 187: 184: 181: 178: 177: 174: 171: 168: 167: 164: 161: 158: 157: 152: 147: 143: 140: 136: 132: 127: 123: 118: 111: 106: 101: 96: 91: 86: 81: 76: 71: 66: 61: 56: 50: 43: 37: 33: 30: 19: 5126:Toretocnemus 5125: 5087:Ichthyosaurs 5051: 5003: 4996: 4989: 4982: 4975: 4968: 4961: 4954: 4936:Undorosaurus 4934: 4929:Sveltonectes 4927: 4920: 4913: 4908:Parrassaurus 4906: 4898: 4893:Muiscasaurus 4891: 4883: 4876: 4868: 4861: 4853: 4848:Catutosaurus 4846: 4839: 4831: 4823: 4818:Aegirosaurus 4816: 4809: 4781: 4774: 4767: 4760: 4739: 4731: 4723: 4716: 4708: 4703:Jabalisaurus 4701: 4693: 4685: 4661: 4654: 4649:Argovisaurus 4647: 4617: 4610: 4589: 4558: 4550: 4543: 4522:Thunnosauria 4499: 4492: 4484: 4476: 4457: 4430: 4423: 4416: 4390: 4383: 4326: 4304:Tibetosaurus 4302: 4295: 4288: 4281: 4274: 4267: 4259:Nomina dubia 4257: 4207:Toretocnemus 4206: 4205: 4197: 4175: 4167: 4159: 4152: 4145: 4137: 4112: 4107:Shastasaurus 4105: 4099:Ichthyotitan 4097: 4089: 4081: 4073: 4067:Besanosaurus 4065: 4044: 4036: 4029: 4024:Besanosaurus 4022: 3998: 3991: 3984: 3977: 3970:Mixosauridae 3956: 3944:Hueneosauria 3925: 3917: 3909: 3902: 3877: 3869: 3862: 3810: 3750: 3743: 3725:Utatsusaurus 3723: 3718:Parvinatator 3716: 3683: 3678:Chaohusaurus 3676: 3668: 3646:Sclerocormus 3644: 3637: 3630: 3593: 3588:Eretmorhipis 3586: 3566: 3542: 3535: 3511: 3401: 3309: 3305: 3295: 3286: 3282: 3276: 3257: 3253: 3247: 3239: 3225:: eabf5787. 3222: 3218: 3205: 3168: 3164: 3158: 3150: 3141: 3137: 3127: 3118: 3114: 3104: 3079: 3075: 3057: 3053: 3043: 3032:the original 3019: 3015: 2980: 2976: 2970: 2962: 2943: 2939: 2929: 2920: 2917:Paleobiology 2916: 2896: 2892: 2858: 2854:Toretocnemus 2853: 2833: 2829: 2824:Toretocnemus 2823: 2799: 2795: 2751:the original 2746: 2742: 2713: 2709: 2684:. Retrieved 2680: 2675:Toretocnemus 2674: 2667: 2661:(4): 63โ€“108. 2658: 2654: 2644: 2635: 2631: 2553: 2549: 2499: 2495: 2491: 2470:. Retrieved 2465: 2456: 2425:Toretocnemus 2424: 2420: 2416:Toretocnemus 2415: 2412:Toretocnemus 2411: 2396:Toretocnemus 2395: 2389: 2379: 2375:Toretocnemus 2374: 2372: 2351: 2347:Toretocnemus 2346: 2332: 2212: 2211: 2195: 2194: 2171: 2170: 2147: 2146: 2114: 2113: 2097: 2096: 2063: 2062: 2039: 2038: 2015: 2014: 1973: 1972: 1956: 1955: 1932: 1931: 1908: 1907: 1891: 1890: 1859: 1858: 1857: 1842: 1841: 1840: 1812:Mixosauridae 1810: 1809: 1786: 1785: 1634:Toretocnemus 1633: 1632: 1631: 1615: 1614: 1598: 1597: 1571: 1570: 1547: 1546: 1523: 1522: 1490: 1489: 1473: 1472: 1444:Shastasaurus 1442: 1441: 1418: 1417: 1394: 1393: 1370: 1369: 1348:Besanosaurus 1346: 1345: 1321:Mixosauridae 1319: 1318: 1307:Hueneosauria 1292: 1291: 1253: 1247: 1243: 1239: 1236:Toretocnemus 1235: 1231: 1224:Toretocnemus 1223: 1219: 1216:Torteocnemus 1215: 1208:Torteocnemus 1207: 1203: 1199: 1193: 1190:Toretocnemus 1189: 1171: 1164:Toretocnemus 1163: 1161: 1157:Toretocnemus 1156: 1152: 1151:Specimen of 1139: 1133: 1127: 1124:Toretocnemus 1123: 1112: 1107: 1103: 1099: 1096:Mixosauridae 1091: 1087: 1084:Toretocnemus 1083: 1077: 1073:Proteosaurus 1071: 1067: 1063: 1057: 1054:Shastasaurus 1053: 1049: 1045: 1039: 1036:Leptocheirus 1035: 1031: 1028:Toretocnemus 1027: 1025: 1015: 1011: 1007: 1002: 993: 989: 981: 969:Toretocnemus 968: 962: 957: 952: 948: 944: 939: 936:Toretocnemus 935: 933: 929:Toretocnemus 928: 920: 912: 908: 904: 900: 894: 888: 881:Toretocnemus 880: 875: 871: 868:Toretocnemus 867: 865: 860: 849:Shastasaurus 847: 841: 837: 833: 821: 813: 793: 788:The rounded 787: 777: 769:Toretocnemus 768: 763: 759: 755: 751: 748:Toretocnemus 747: 745: 740: 729: 725: 721: 717: 714:Toretocnemus 713: 709: 702:parapophyses 697: 693: 685: 678:zygapophyses 673: 671: 662:Toretocnemus 661: 658:Toretocnemus 657: 642:Toretocnemus 641: 622:Toretocnemus 621: 615: 608:UAMES 3599. 605:Toretocnemus 604: 592:Toretocnemus 591: 590: 585: 570:Hound Island 554:Toretocnemus 553: 547: 539:shastasaurid 519: 517: 512: 508: 504: 500: 496:Toretocnemus 495: 491: 488:Toretocnemus 487: 485: 476: 472: 464:Leptocheirus 462: 458: 450: 447:type species 427:Toretocnemus 426: 425: 415:zone of the 410: 348: 343: 312:Toretocnemus 311: 310: 309: 297: 290:Leptocheirus 289: 268: 261:type species 255: 233:Toretocnemus 232: 231: 138: 36:Toretocnemus 35: 29: 4811:Acuetzpalin 4776:Mollesaurus 4695:Gengasaurus 4501:Wahlisaurus 4494:Leptonectes 4371:Parvipelvia 4358:Parvipelvia 4283:Pessosaurus 4218:Parvipelvia 4177:Shonisaurus 4114:Shonisaurus 4038:Pessopteryx 3568:Hupehsuchus 3524:Hupehsuchia 3513:Baisesaurus 3406:Neodiapsida 3312:(4): 1โ€“20. 3022:(2): 1โ€“27. 2472:17 December 2359:homeotherms 2337:Palebiology 2116:Parvipelvia 1761:Topology B: 1573:Parvipelvia 1264:Topology A: 1212:sister taxa 1178:Parvipelvia 925:intermedium 826:pubic bones 706:diapophyses 648:. Both the 601:caudal fins 599:as well as 597:dorsal fins 576:Description 471:renamed it 412:Trachyceras 317:ichthyosaur 5198:Categories 5005:Sisteronia 4963:Kyhytysuka 4870:Janusaurus 4863:Grendelius 4769:Baptanodon 4710:Janusaurus 4577:Baracromia 4418:Dearcmhara 4392:Macgowania 4227:see belowโ†“ 4154:Callawayia 4000:Phalarodon 3993:Mixosaurus 3776:see belowโ†“ 3745:Gulosaurus 3736:Grippiidae 3685:Thaisaurus 3458:see belowโ†“ 3437:Sauropsida 3422:Sauropsida 3395:Subclass: 3391:Sauropsida 3171:: e11179. 2946:: 103965. 2899:(1): 1โ€“35. 2836:: 275โ€“278. 2716:: 424โ€“426. 2448:References 2380:T. zitteli 1525:Callawayia 1120:Cretaceous 1092:T. zitteli 1050:T. zitteli 1041:Mixosaurus 1032:T. zitteli 1016:T. zitteli 1012:T. zitteli 1003:T. zitteli 999:metatarsal 990:T. zitteli 982:T. zitteli 958:T. zitteli 953:T. zitelli 949:T. zitteli 940:T. zitteli 921:T. zitteli 913:T. zitteli 905:T. zitteli 889:T. zitteli 872:T. zitteli 861:T. zitteli 814:T. zitteli 794:T. zitteli 764:T. zitteli 760:T. zitteli 730:T. zitteli 718:T. zitteli 694:T. zitteli 654:articulars 646:surangular 586:T. zitteli 513:T. zitteli 505:T. zitteli 363:California 344:T. zitteli 269:T. zitelli 4900:Palvennia 4885:Keilhauia 4733:Palvennia 4552:Malawania 3705:Grippidia 3377:Kingdom: 1188:to unite 1108:Merriamia 1100:Merriamia 1088:Merriamia 806:clavicles 790:coracoids 650:splenials 523:vertebrae 518:In 2001, 492:Merriamia 473:Merriamia 403:gastralia 399:vertebrae 355:Pit River 298:Merriamia 169:Kingdom: 163:Eukaryota 18:Merriamia 5141:Q7825677 5135:Wikidata 4922:Sumpalla 4046:Wimanius 3871:Tholodus 3397:Diapsida 3385:Chordata 3383:Phylum: 3379:Animalia 3197:33996277 3096:85621052 2802:: 1โ€“159. 2673:"Genus: 2556:: 1โ€“196. 2431:See also 1249:Wimanius 798:scapulae 774:chevrons 638:mandible 634:angulars 481:prepared 455:holotype 453:, whose 321:Triassic 281:Synonyms 247:Species 212:Family: 193:Reptilia 183:Chordata 179:Phylum: 173:Animalia 159:Domain: 42:Triassic 5168:1258229 5155:4818003 4970:Leninia 3752:Grippia 3389:Class: 3219:Science 3188:8106916 3060:: 1โ€“38. 1166:within 986:tarsals 917:carpals 436:toretos 371:erosion 325:Carnian 239:Merriam 225:Genus: 199:Order: 189:Class: 3195:  3185:  3144:: 1โ€“8. 3094:  2686:17 May 2392:Nevada 1252:, and 1138:, and 1056:, and 1034:(then 978:fibula 885:radius 830:ischia 824:. The 802:humeri 690:centra 626:jugals 618:orbits 550:Alaska 535:Mexico 531:Sonora 391:pelvis 389:, the 241:, 1903 135:pelvis 133:, and 5181:36577 5163:IRMNG 3402:Clade 3215:(PDF) 3165:PeerJ 3092:S2CID 3035:(PDF) 3012:(PDF) 2863:(PDF) 2754:(PDF) 2739:(PDF) 1228:clade 974:tibia 965:femur 818:ilium 750:. In 612:Skull 442:kneme 395:ranch 375:skull 365:, by 5150:GBIF 3435:see 3193:PMID 2688:2022 2474:2021 1218:and 1192:and 1176:and 1086:and 897:ulna 828:and 704:and 616:The 511:and 503:and 490:and 387:ribs 351:UCMP 55:Pre๊ž’ 3314:doi 3287:102 3262:doi 3227:doi 3223:374 3183:PMC 3173:doi 3084:doi 3024:doi 2985:doi 2948:doi 2944:226 2800:298 2504:doi 812:of 792:of 684:of 568:on 449:is 357:in 137:of 5200:: 5178:: 5165:: 5152:: 5137:: 3404:: 3310:58 3308:. 3304:. 3285:. 3258:59 3256:. 3252:. 3221:. 3217:. 3191:. 3181:. 3167:. 3163:. 3142:20 3140:. 3136:. 3119:34 3117:. 3113:. 3090:. 3080:36 3078:. 3066:^ 3058:83 3056:. 3052:. 3020:17 3018:. 3014:. 2999:^ 2981:65 2979:. 2975:. 2942:. 2938:. 2921:14 2919:. 2905:^ 2897:74 2895:. 2891:. 2871:^ 2842:^ 2834:21 2832:. 2828:. 2808:^ 2798:. 2794:. 2762:^ 2747:19 2745:. 2741:. 2722:^ 2712:. 2708:. 2696:^ 2679:. 2657:. 2653:. 2634:. 2630:. 2562:^ 2552:. 2548:. 2516:^ 2500:22 2498:. 2482:^ 2464:. 1246:, 1242:, 1144:. 1132:, 1082:. 1052:, 852:. 696:, 572:. 533:, 483:. 361:, 330:. 105:Pg 49:Ma 44:, 4903:? 4888:? 4873:? 4858:? 4836:? 4828:? 4744:? 4736:? 4728:? 4713:? 4698:? 4690:? 4594:? 4563:? 4555:? 4504:? 4489:? 4481:? 4470:? 4449:? 4202:? 4191:? 4180:? 4172:? 4164:? 4142:? 4117:? 4102:? 4094:? 4086:? 4078:? 4070:? 4049:? 4041:? 3961:? 3930:? 3922:? 3914:? 3882:? 3874:? 3673:? 3353:e 3346:t 3339:v 3322:. 3316:: 3270:. 3264:: 3233:. 3229:: 3199:. 3175:: 3169:9 3098:. 3086:: 3026:: 2993:. 2987:: 2956:. 2950:: 2822:" 2714:1 2690:. 2659:3 2636:3 2554:1 2510:. 2506:: 2476:. 1090:( 499:( 267:โ€  263:) 254:โ€  229:โ€  216:โ€  203:โ€  110:N 100:K 95:J 90:T 85:P 80:C 75:D 70:S 65:O 60:๊ž’ 20:)

Index

Merriamia
Triassic
Ma
Pre๊ž’
๊ž’
O
S
D
C
P
T
J
K
Pg
N

dorsal vertebrae
pelvis
Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Reptilia
Ichthyosauria
Toretocnemidae
Toretocnemus
Merriam
type species
Synonyms

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