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Dicothodon ✝

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4819955https://www.gbif.org/species/4819955
PaleoBioDB ID (PBDB)100441https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=100441
Rankgenus
Taxonomy (GBIF,PBDB)Life : Animalia : Chordata : Reptilia : Squamata : Polyglyphanodontidae : Dicothodon
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnotetrapodomorpha
subclassTetrapodomorpha
-Tetrapoda
-ReptiliomorphaSäve-Söderbergh 1934
-AnthracosauriaSäve-Söderbergh 1934
-Batrachosauria
-Cotylosauria
-AmniotaHaeckel 1866
-SauropsidaHuxley 1864
classReptiliaLaurenti 1768
subclassEureptilia
-RomeriidaGauthier et al. 1988
-Diapsida
-Eosuchia
-NeodiapsidaBenton 1985
-SauriaGauthier 1984
-Lepidosauromorpha
superorderLepidosauria
orderSquamataOppel 1811
-EpisquamataPyron et al. 2013
-ToxicoferaVidal and Hedges 2005
-PolyglyphanodontiaAlifanov 2000
familyPolyglyphanodontidaeGilmore 1942
-PolyglyphanodontiniNydam et al. 2007
genusDicothodonNydam 1999
Scientific NameDicothodon Nydam, 1999
Name Published InNydam, Randall L. 1999. Polyglyphanodontinae (Squamata:Teiidae) from the medial and late Cretaceous: new taxa from Utah, U.S.A. and Baja California del Norte, Mexico. Utah Geological Survey, Miscellaneous Publication(99-1): 303-317.
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Dicothodongenusbelongs to Polyglyphanodontinaestated with evidenceNydam, 1999
Dicothodongenusbelongs to Polyglyphanodontinistated with evidenceNydam et al., 2007
Status (PBDB)extinct
Taxon Size (PBDB)4
First Recorded Appearance105 - 94 Ma
Cretaceous
Last Recorded Appearance83.5 - 70.6 Ma
Late/Upper Cretaceous
Environmentterrestrial (based on Diapsida)
Motilityactively mobile (based on Osteichthyes)
Dietomnivore
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)R. L. Nydam. 1999. Polyglyphanodontinae (Squamata: Teiidae) from the medial and Late Cretaceous: new taxa from Utah, U.S.A. and Baja California del Norte, Mexico. Utah Geological Survey Miscellaneous Publication 99-1:303-317

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Dicothodon bajaensis ✝
species		listed (PBDB)583.5 Ma
Late/Upper Cretaceous		83.5 Ma
Late/Upper Cretaceous
Dicothodon cifellii ✝
species		accepted (GBIF)
listed (PBDB)		393.5 Ma
Late/Upper Cretaceous		93.5 Ma
Late/Upper Cretaceous
Dicothodon moorensis ✝
species		doubtful (GBIF)
listed (PBDB)		1105 Ma
Early/Lower Cretaceous		105 Ma
Early/Lower Cretaceous

Synonymy List

YearName and Author
1999Dicothodon Nydam
2002Dicothodon Nydam p. 651
2007Dicothodon Nydam et al. p. 540

References

Nydam R. L. (1999) Polyglyphanodontinae (Squamata: Teiidae) from the medial and Late Cretaceous: new taxa from Utah, U.S.A. and Baja California del Norte, Mexico, Utah Geological Survey Miscellaneous Publication 99-1, 303-317
Nydam R. L. (2002) Lizards of the Mussentuchit Local Fauna (Albian-Cenomanian boundary) and comments on the evolution of the Cretaceous lizard fauna of North America, Journal of Vertebrate Paleontology 22 3, 645-660
Nydam R. L., Eaton J. G., et al (2007) New taxa of transversely-toothed lizards (Squamata: Scincomorpha) and new information on the evolutionary history of "teiids", Journal of Paleontology 81 3, 538-549
Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera
as per family - via The Interim Register of Marine and Nonmarine Genera
Vertebrate paleontology in Utah. Utah Geological Survey Salt Lake City - via The Interim Register of Marine and Nonmarine Genera
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
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