Extinct genus of reptile
Navajosphenodon Temporal range:
Sinemurian–Pliensbachian
PreꞒ
Ꞓ
O
S
D
C
P
T
J
K
Pg
N
Holotype specimen, scale bar: 1 cm
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Chordata
Class:
Reptilia
Order:
Rhynchocephalia
Family:
Sphenodontidae
Subfamily:
Sphenodontinae
Genus:
† Navajosphenodon Simões, Kinney-Broderick & Pierce, 2022
Type species
Navajosphenodon sani Simões, Kinney-Broderick & Pierce, 2022
Illustration of the skull in lateral view
Navajosphenodon is an extinct genus of sphenodontid reptile from the Early Jurassic Kayenta Formation of Arizona, United States. It is known from a fully articulated skeleton, and is similar in many aspects to the extant tuatara, both belonging to the Sphenodontinae, including sharing a complete lower temporal bar. It is one of the oldest known sphenodontines.[1]
Sphenodontia
†Diphydontosaurus
Eusphenodontia
†Planocephalosaurus
†Clevosaurus
Neosphenodontia
†Homoeosaurus
†Pleurosauridae
†Leptosaurus +†Kallimodon
†Sapheosauridae
Sphenodontidae
†Eilenodontinae
Sphenodontinae
†Navajosphenodon
†Cynosphenodon
†Sphenofontis
†Kawasphenodon
Sphenodon (tuatara)
^ Simões, Tiago R.; Kinney-Broderick, Grace; Pierce, Stephanie E. (2022-03-03). "An exceptionally preserved Sphenodon-like sphenodontian reveals deep time conservation of the tuatara skeleton and ontogeny". Communications Biology . 5 (1): 195. doi:10.1038/s42003-022-03144-y. ISSN 2399-3642. PMC 8894340 . PMID 35241764.
Last Update: 2024-05-04T12:17:48Z
Navajosphenodon is an extinct genus of sphenodontid reptile from the Early Jurassic Kayenta Formation of Arizona, United States. It is known from a fully...
Word Count : 106
Last Update: 2024-06-09T06:36:48Z
†Alamitosphenos Sphenodontinae †Cynosphenodon †Tika †Sphenofontis †Navajosphenodon †Kawasphenodon †Notosphenos Sphenodon Synonyms Hatteriidae Cope, 1864...
Word Count : 456
Last Update: 2024-05-30T09:27:15Z
†Navajosphenodon †Cynosphenodon...
Word Count : 9231
Last Update: 2024-03-23T23:14:51Z
†Navajosphenodon †Cynosphenodon...
Word Count : 207
Last Update: 2024-06-07T06:34:24Z
an early member of Eilenodontinae Reconstruction of the skull of Navajosphenodon , an early member of Sphenodontinae Reconstruction of the skull of the...
Word Count : 5205
Last Update: 2024-02-14T11:52:14Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 285
Last Update: 2024-02-14T11:50:50Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 399
Last Update: 2024-01-06T05:17:54Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 399
Last Update: 2024-03-23T08:38:11Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 226
Last Update: 2024-03-02T19:17:11Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 595
Last Update: 2024-01-05T21:47:34Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 405
Last Update: 2024-03-07T19:43:41Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 1261
Last Update: 2023-12-17T22:23:23Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 113
Last Update: 2023-12-17T22:24:38Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 276
Last Update: 2024-03-24T01:23:11Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 797
Last Update: 2024-06-03T08:54:44Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 71
Last Update: 2024-06-13T16:59:05Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 286
Last Update: 2024-02-14T11:51:56Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 549
Last Update: 2023-09-23T09:53:51Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 1217
Last Update: 2023-12-17T22:25:03Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 670
Last Update: 2024-03-17T07:36:51Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 1530
Last Update: 2024-03-28T20:22:38Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 266
Last Update: 2023-12-17T22:25:01Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 1398
Last Update: 2024-06-13T16:58:41Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 104
Last Update: 2024-04-22T05:52:48Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 797
Last Update: 2024-01-12T12:34:29Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 245
Last Update: 2023-12-17T22:24:14Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 420
Last Update: 2024-06-10T10:50:58Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 250
Last Update: 2024-03-22T21:58:18Z
Sphenodontidae †Ankylosphenodon †Cynosphenodon †Derasmosaurus †Kawasphenodon? †Navajosphenodon †Pamizinsaurus? Sphenodon †Sphenofontis †Sphenovipera? †Theretairus...
Word Count : 607