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Trinitichelys ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4818866	https://www.gbif.org/species/4818866
PaleoBioDB ID (PBDB)	37636	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=37636

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Chordata : Reptilia : Testudines : Baenidae : Trinitichelys

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Sauropsida	Huxley 1864
class	Reptilia	Laurenti 1768
-	Testudinata
order	Testudines	Batsch 1788
-	Paracryptodira	Gaffney 1975
family	Baenidae	Cope 1882
genus	Trinitichelys	Gaffney 1972

Scientific Name

Trinitichelys Gaffney, 1972

Name Published In

Bull. Am. Mus. Nat. Hist. 147

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Trinitichelys	genus	belongs to Trinitychelyinae	stated without evidence	Gaffney, 1972
Trinitichelys	genus	belongs to Baenidae	implied	Carroll, 1988
Trinitichelys	genus	belongs to Baenidae	stated with evidence	Joyce, 2007
Trinitichelys	genus	belongs to Paracryptodira	stated with evidence	Anquetin et al., 2009
Trinitichelys	genus	belongs to Baenidae	stated with evidence	Lyson and Joyce, 2010
Trinitichelys	genus	belongs to Testudinata	stated without evidence	Perea et al., 2014
Trinitichelys	genus	belongs to Baenidae	stated with evidence	Joyce and Lyson, 2015

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

112 - 109 Ma
Early/Lower Cretaceous

Last Recorded Appearance

99.6 - 93.5 Ma
Late/Upper Cretaceous

Environment

terrestrial (based on Amniota)

Motility

actively mobile (based on Osteichthyes)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

E. S. Gaffney. 1972. The systematics of the North American family Baenidae (Reptilia, Cryptodira). Bulletin of the American Museum of Natural History 147(5):245-312

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Trinitichelys hiatti ✝ species	accepted (GBIF) listed (PBDB)		1	112 Ma Early/Lower Cretaceous	112 Ma Early/Lower Cretaceous
Trinitichelys maini ✝ species	listed (PBDB)		1	99.6 Ma Late/Upper Cretaceous	99.6 Ma Late/Upper Cretaceous

Synonymy List

Year	Name and Author
1972	Trinitichelys Gaffney pp. 248, 253-254
1988	Trinitichelys Carroll
2007	Trinitichelys Joyce
2009	Trinitichelys Anquetin et al.
2010	Trinitichelys Lyson and Joyce
2011	Trinitichelys Lyson and Joyce p. 792
2012	Trinitichelys Anquetin p. 28 fig. 10
2014	Trinitichelys Perea et al.
2015	Trinitichelys Joyce and Lyson
2016	Trinitichelys Lyson et al.

References

Gaffney E. S. (1972) The systematics of the North American family Baenidae (Reptilia, Cryptodira), Bulletin of the American Museum of Natural History 147 5, 245-312

Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698

Anquetin J., Barrett P. M., et al (2009) A new stem turtle from the Middle Jurassic of Scotland: new insights into the evolution and palaeoecology of basal turtles, Proceedings of the Royal Society B 276, 879-886 doi:10.1098/rspb.2008.1429

Lyson T. R., Joyce W. G. (2010) A new baenid turtle from the Upper Cretaceous (Maastrichtian) Hell Creek Formation of North Dakota and a preliminary taxonomic review of Cretaceous Baenidae, Journal of Vertebrate Paleontology 30 2, 394-402

Lyson T. R., Joyce W. G. (2011) Cranial anatomy and phylogenetic placement of the enigmatic turtle Compsemys victa Leidy, 1856, Journal of Paleontology 85 4, 789-801 doi:10.1666/10-081.1

Anquetin J. (2012) Reassessment of the phylogenetic interrelationships of basal turtles (Testudinata), Journal of Systematic Palaeontology 10 1, 3-45 doi:10.1080/14772019.2011.558928

Perea D., Soto M., et al (2014) Tacuarembemys kusterae, gen. et sp. nov., a new Late Jurassic-?earliest Cretaceous continental turtle from western Gondwana, Journal of Vertebrate Paleontology 34 6, 1329-1341

Joyce W. G., Lyson T. R. (2015) A Review of the Fossil Record of Turtles of the Clade Baenidae, Bulletin of the Peabody Museum of Natural History 56 2, 147-183 doi:10.3374/014.056.0203

Lyson T. R., Joyce W. G., et al (2016) A new baenid turtle from the early Paleocene (Torrejonian) of New Mexico and a species-level phylogenetic analysis of Baenidae, Journal of Paleontology doi:10.1017/jpa.2016.47

GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera

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

Bull. Am. Mus. Nat. Hist. 147 - 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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