Extinct genus of tetrapods
Utaherpeton
Restoration of Utaherpeton franklini
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Chordata
Order:
† Microsauria
Genus:
† Utaherpeton Carroll et al. , 1991
Type species
† Utaherpeton franklini Carroll et al. , 1991
Utaherpeton is an extinct genus of lepospondyl amphibian from the Carboniferous of Utah. It is one of the oldest and possibly one of the most basal ("primitive") known lepospondyls. The genus is monotypic, including only the type species Utaherpeton franklini . Utaherpeton was named in 1991 from the Manning Canyon Shale Formation, which dates to the Mississippian-Pennsylvanian boundary.[1] It was originally classified within Microsauria, a group of superficially lizard- and salamander-like lepospondyls that is now no longer considered to be a valid clade or evolutionary grouping, but rather an evolutionary grade consisting of the most basal lepospondyls. Utaherpeton has been proposed as both the most basal lepospondyl and the oldest "microsaur", although more derived lepospondyls are known from earlier in the Carboniferous. However, its position within Lepospondyli remains uncertain due to the incomplete preservation of the only known specimen. The inclusion of Utaherpeton in various phylogenetic analyses has resulted in multiple phylogenies (hypotheses of evolutionary relationships) that are very different from one another, making it a significant taxon in terms of understanding the interrelationships of lepospondyls.
^ Carroll, R.L.; Bybee, P.; Tidwell, W.D. (1991). "The oldest microsaur (Amphibia)". Journal of Paleontology . 65 (2): 314–322. doi:10.1017/S0022336000020552.
Last Update: 2024-03-06T22:05:59Z
Utaherpeton is an extinct genus of lepospondyl amphibian from the Carboniferous of Utah. It is one of the oldest and possibly one of the most basal ("primitive")...
Word Count : 580
Last Update: 2024-04-27T09:15:14Z
Dawson, 1863 Subgroups Archerpeton Cymatorhiza Hyloplesion Kirktonecta Trihecaton Utaherpeton Hapsidopareiidae Microbrachidae Tuditanidae Recumbirostra...
Word Count : 794
Last Update: 2022-12-31T22:10:04Z
Diplocaulidae Family Scincosauridae Family Urocordylidae Order Microsauria Utaherpeton Family Microbrachidae Family Hyloplesiontidae Family Odonterpetontidae...
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Last Update: 2024-05-01T02:36:48Z
Tuditanus Tungussogyrinus Tupilakosaurus Uranocentrodon Urocordylus Utaherpeton Valdotriton Vanastega Ventastega Vieraella Vigilius Volgasaurus Volgasuchus...
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Last Update: 2024-03-12T15:15:22Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 85
Last Update: 2022-11-29T20:20:55Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 709
Last Update: 2024-04-18T22:02:13Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 94
Last Update: 2024-03-27T18:42:24Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 1975
Last Update: 2024-05-30T15:23:39Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 2900
Last Update: 2024-03-22T21:20:53Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 191
Last Update: 2024-04-06T20:26:47Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 233
Last Update: 2024-03-06T21:59:51Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 1339
Last Update: 2024-04-06T20:55:07Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 341
Last Update: 2024-03-12T15:47:18Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 199
Last Update: 2024-03-12T15:38:32Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 531
Last Update: 2024-04-06T20:35:51Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 184
Last Update: 2021-02-25T22:50:33Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 425
Last Update: 2024-04-02T14:48:17Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 398
Last Update: 2022-08-23T05:57:03Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 403
Last Update: 2024-04-01T17:42:49Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 1146
Last Update: 2024-03-12T15:24:42Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 48
Last Update: 2024-04-02T14:48:13Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 695
Last Update: 2024-03-22T21:43:41Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 341
Last Update: 2024-06-18T01:41:25Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 235
Last Update: 2023-12-28T19:55:33Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 284
Last Update: 2024-06-09T09:08:31Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 343
Last Update: 2024-03-12T15:22:26Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 83
Last Update: 2024-03-27T18:38:29Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 166
Last Update: 2024-04-02T14:48:21Z
Hyloplesion Kirktonecta Microbrachis Sparodus Steenerpeton Trihecaton Utaherpeton ? Tuditanidae Boii Crinodon Tuditanus Pantylidae Pantylus Stegotretus...
Word Count : 278