133:
780:
369:
112:
411:
for running, including paraxonic compressed feet with a vestigial first digit, lower sections of the limbs elongated compared with the upper sections, and limb joints with movement mostly restricted to a sagittal plane (back-and-forth movement). All these characteristics are common to both
420:
and carnivores that run to pursue prey, though they probably evolved independently in mesonychids. Some adaptations are more typical of the grade of cursorial carnivores; others are more specialized, as in ungulates.
509:
Eberle, Jaelyn J; McKenna, Malcolm C (June 2002). "Early Eocene
Leptictida, Pantolesta, Creodonta, Carnivora, and Mesonychidae (Mammalia) from the Eureka Sound Group, Ellesmere Island, Nunavut".
1012:
1066:
999:
1096:
1101:
680:
1091:
576:
O'Leary, Maureen A.; Rose, Kenneth D. (1995). "Postcranial
Skeleton of the Early Eocene Mesonychid Pachyaena (Mammalia: Mesonychia)".
1086:
425:
was likely built for endurance rather than speed; the overall body shape of the genus would have resembled a modern
1076:
132:
779:
673:
1081:
637:
626:
552:
954:
1038:
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888:
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553:"Mesonyx and the other mesonychid mesonychians (mesonychians part IV) | ScienceBlogs"
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308:
69:
368:
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908:
832:
788:
597:
380:
277:
200:
111:
17:
299:, and combined characteristics similar to both. The genus likely originated from
853:
312:
44:
860:
754:
728:
689:
408:
187:
89:
54:
977:
605:
538:
922:
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144:
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399:. Analysis of three wolf- to bear-sized species from the early Eocene of
388:
164:
84:
79:
64:
59:
49:
638:
http://paleodb.org/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=49572
627:
http://paleodb.org/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=49575
1004:
874:
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400:
357:
99:
74:
713:
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324:
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948:
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Mammalian
Evolutionary Morphology: A Tribute to Frederick S. Szalay
437:
426:
392:
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273:
269:
991:
328:
300:
952:
662:
658:
396:
460:
The genus' greatest diversity is seen in North
America, with
961:
898:
787:
737:
448:is 81.7 kg. However, weight estimations of
674:
8:
949:
681:
667:
659:
432:Size varied depending on the species: For
291:before the origin of either modern hoofed
276:of heavily built, relatively short-legged
110:
28:
444:is about 56.9 kg, and for the large
501:
488:is known from Late Paleocene strata of
331:. However, recent work indicates that
7:
436:, the body mass estimated based in
1067:Paleogene mammals of North America
578:Journal of Vertebrate Paleontology
511:Canadian Journal of Earth Sciences
25:
778:
131:
319:. Various described species of
598:10.1080/02724634.1995.10011238
452:vary from 129 to 396 kg.
407:) indicates they all had many
1:
1097:Fossil taxa described in 1874
1102:Prehistoric placental genera
440:length is 24.0 kg, for
1118:
1092:Paleogene mammals of Asia
776:
696:
230:
225:
128:Scientific classification
126:
118:
109:
31:
1087:Eocene genus extinctions
391:material in addition to
648:J. Sargis, Eric (2009)
468:strata of Wyoming, and
376:
323:ranged in size from a
40:Paleocene–Early Eocene
1039:Paleobiology Database
371:
317:North Atlantic ocean
307:, and from there to
590:1995JVPal..15..401O
523:2002CaJES..39..899E
484:strata of Wyoming.
416:that run to escape
315:in what is now the
268:(literally, "thick
464:known from Latest
405:Willwood formation
377:
120:Pachyaena gigantea
18:Pachyaena gigantea
1077:Paleocene mammals
1054:
1053:
1026:Open Tree of Life
955:Taxon identifiers
946:
945:
480:known from Early
261:
260:
221:
16:(Redirected from
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1046:
1034:
1033:
1021:
1020:
1008:
1007:
995:
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937:Metahapalodectes
782:
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557:scienceblogs.com
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343:being closer to
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37:Temporal range:
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372:Restoration of
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1082:Eocene mammals
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900:Hapalodectidae
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882:Synoplotherium
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739:Triisodontidae
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584:(2): 401–430.
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517:(6): 899–910.
500:
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387:is known from
346:Synoplotherium
303:and spread to
282:early Cenozoic
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819:Harpagolestes
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486:P. nemegetica
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474:P. intermedia
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352:Harpagolestes
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309:North America
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244:P. nemegetica
242:
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239:P. intermedia
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34:
30:
27:
19:
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928:
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916:Hapalorestes
914:
909:Hapalodectes
907:
887:
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873:
867:
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859:
852:
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838:
833:Hukoutherium
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824:
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789:Mesonychidae
767:
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690:Mesonychians
649:
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581:
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571:
560:. Retrieved
556:
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514:
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485:
477:
473:
469:
462:P. ossifraga
461:
459:
449:
445:
442:P. ossifraga
441:
433:
431:
422:
384:
379:Unlike many
378:
373:
362:
356:
350:
344:
341:P. ossifraga
340:
337:paraphyletic
332:
320:
264:
263:
262:
253:
249:P. ossifraga
248:
243:
238:
233:
214:
213:
201:Mesonychidae
119:
32:
26:
1072:Mesonychids
854:Mongolestes
826:Hessolestes
478:P. gracilis
470:P. gigantea
450:P. gigantea
446:P. gigantea
434:P. gracilis
409:adaptations
381:mesonychids
374:P. gigantea
363:P. gigantea
313:land bridge
278:mesonychids
254:P. gracilis
234:P. gigantea
1061:Categories
861:Mongolonyx
755:Goniacodon
729:Mesonychia
723:Euungulata
562:2019-05-16
496:References
297:carnivores
220:Cope, 1874
188:Mesonychia
963:Pachyaena
923:Honanodon
868:Pachyaena
812:Guilestes
798:Ankalagon
769:Triisodon
762:Stelocyon
748:Eoconodon
700:Kingdom:
606:0272-4634
539:0008-4077
466:Paleocene
423:Pachyaena
418:predators
414:ungulates
385:Pachyaena
333:Pachyaena
321:Pachyaena
311:across a
272:") was a
265:Pachyaena
215:Pachyaena
151:Kingdom:
145:Eukaryota
33:Pachyaena
972:Wikidata
930:Lohoodon
840:Jiangxia
805:Dissacus
714:Mammalia
708:Chordata
706:Phylum:
702:Animalia
490:Mongolia
389:skeletal
361:than to
226:Species
194:Family:
175:Mammalia
165:Chordata
161:Phylum:
155:Animalia
141:Domain:
1031:4942361
1018:1293113
1005:4577272
992:4525815
978:Q254141
875:Sinonyx
847:Mesonyx
727:Order:
712:Class:
614:4523639
586:Bibcode
519:Bibcode
456:Species
401:Wyoming
358:Mesonyx
339:, with
293:animals
289:evolved
285:mammals
207:Genus:
181:Order:
171:Class:
612:
604:
537:
482:Eocene
476:, and
393:skulls
325:coyote
305:Europe
1044:42927
1013:IRMNG
719:Clade
652:p.130
610:JSTOR
438:femur
427:tapir
327:to a
287:that
274:genus
270:hyena
122:jaws
1000:GBIF
602:ISSN
535:ISSN
397:jaws
395:and
365:.
355:and
329:bear
301:Asia
45:PreꞒ
987:EoL
594:doi
527:doi
335:is
295:or
1063::
1041::
1028::
1015::
1002::
989::
974::
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608:.
600:.
592:.
582:15
580:.
555:.
533:.
525:.
515:39
513:.
492:.
472:,
429:.
383:,
349:,
280:,
95:Pg
682:e
675:t
668:v
616:.
596::
588::
565:.
541:.
529::
521::
403:(
211:†
198:†
185:†
100:N
90:K
85:J
80:T
75:P
70:C
65:D
60:S
55:O
50:Ꞓ
20:)
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