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Tinosaurus

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4819578	https://www.gbif.org/species/4819578
PaleoBioDB ID (PBDB)	37886	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=37886

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Chordata : Reptilia : Squamata : Agamidae : Tinosaurus

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
subclass	Eureptilia
-	Romeriida	Gauthier et al. 1988
-	Diapsida
-	Eosuchia
-	Neodiapsida	Benton 1985
-	Sauria	Gauthier 1984
-	Lepidosauromorpha
superorder	Lepidosauria
order	Squamata	Oppel 1811
-	Iguanomorpha	Sukhanov 1961
-	Chamaeleontiformes	Conrad 2008
-	Acrodonta	Cope 1864
family	Agamidae	Gray 1827
genus	Tinosaurus	Marsh 1872

Scientific Name

Tinosaurus Marsh, 1872

Name Published In

Amer. J. Sci., (3) 4

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Tinosaurus	genus	belongs to Agamidae	stated with evidence	Estes, 1983

Status (PBDB)

extant

Taxon Size (PBDB)

Extant Size (PBDB)

2 (25%)

First Recorded Appearance

61.7 - 58.7 Ma
Paleocene

Environment

terrestrial (based on Diapsida)

Motility

actively mobile (based on Osteichthyes)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

O. C. Marsh. 1872. Preliminary description of new Tertiary reptiles. Part I and Part II. The American Journal of Science, series 3 4(22):298-309

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Chamaeleo pristinus species	accepted (GBIF)	No associated record in PBDB
Tinosaurus asiaticus ✝ species	accepted (GBIF) listed (PBDB)		1	48.6 Ma Eocene	48.6 Ma Eocene
Tinosaurus doumuensis ✝ species	accepted (GBIF) listed (PBDB)		1	61.7 Ma Paleocene	61.7 Ma Paleocene
Tinosaurus europeocaenus ✝ species	accepted (GBIF) listed (PBDB)		7	56.0 Ma Paleocene	55.8 Ma Eocene
Tinosaurus indicus ✝ species	doubtful (GBIF) listed (PBDB)		2	56.0 Ma Paleocene	56.0 Ma Paleocene
Tinosaurus lepidus ✝ species	accepted (GBIF) listed (PBDB)		1	48.6 Ma Eocene	48.6 Ma Eocene
Tinosaurus lushihensis ✝ species	accepted (GBIF) listed (PBDB)		2	48.6 Ma Eocene	48.6 Ma Eocene
Tinosaurus pristinus species	listed (PBDB)		1	50.3 Ma Eocene	0 Ma Extant
Tinosaurus stenodon ✝ species	accepted (GBIF) listed (PBDB)		11	50.3 Ma Eocene	46.2 Ma Eocene
Tinosaurus yuanquensis ✝ species	accepted (GBIF) listed (PBDB)		1	37.2 Ma Eocene	37.2 Ma Eocene

Synonymy List

Year	Name and Author
1870	Saniwa Leidy p. 124
1872	Thinosaurus Marsh p. 299
1873	Thinosaurus Cope p. 632
1873	Saniva Leidy p. 181–182
1890	Thinosaurus Hoffmann
1890	Thinosaurus Zittel
1891	Thinosaurus Boulenger
1902	Saniwa Hay p. 475
1902	Thinosaurus Hay p. 476
1928	Saniva Nopcsa p. 177
1954	Saniwa McDowell and Bogert p. 132

Year	Name and Author
1955	Saniwa Brattstrom p. 145
1959	Saniwa Hecht p. 135
1983	Saniwa Estes
1983	Tinosaurus Estes
1983	Saniwa Stritzke
1988	Saniwa Carroll
1993	Saniwa Alifanov p. 10
1995	Saniwa Clos p. 263
2006	Saniwa Smith p. 6
2007	Saniwa Rieppel and Grande p. 644

References

Marsh O. C. Preliminary description of new Tertiary reptiles. Part I and Part II, The American Journal of Science, series 3 4 22, 298-309

Leidy J. [Descriptions of Emys jaenesi, E. haydeni, Baena arenosa, and Saniwa ensidens], Proceedings of the American Philosophical Society 1870, 123-124

Cope E. D. On the extinct Vertebrata of the Eocene of Wyoming observed by the Expedition of 1872, with notes on the geology, Sixth Annual Report of the United States Geological Survey of the Territories, 545-649

Leidy J. Part I. Contributions to the extinct vertebrate fauna of the western territories, Report of the United States Geological Survey of the Territories 1, 1-358

Zittel K. A. v. , Handbuch der Palaeontologie. I. Abteilung Paleozoologie. III. Band. Vertebrata (Pisces, Amphibia, Reptilia, Aves) [Handbook of Paleontology. Division I. Paleozoology. Volume III. Vertebrata (Pisces, Amphibia, Reptilia, Aves)], xii-900

Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868

Nopcsa B. F. (1928) The genera of reptiles, Palaeobiologica 1, 163-188

McDowell S. B., Bogert C. M. (1954) The systematic postition of Lanthanotus and the affinities of the anguinomorphan lizards, Bulletin of the American Museum of Natural History 105 1, 1-142

Brattstrom B. H. (1955) New snakes and lizards from the Eocene of California, Journal of Paleontology 29 1, 145-149

Hecht M. K. (1959) Amphibians and Reptiles (in: The Geology and Paleontology of the Elk Mountain and Tabernacle Butte area, Wyoming), Bulletin of the American Museum of Natural History 117 3, 130-176

Estes R. (1983) Sauria terrestria, Amphisbaenia, Handbuch der Paläoherpetologie 10A, 1-249

Stritzke R. (1983) Saniwa feisti n. sp., ein Varanide (Lacertilia, Reptilia) aus dem Mittel-Eozän von Messel bei Darmstadt, Senckenbergiana Lethaea 64 5/6, 497-508

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

Alifanov V. (1993) Some peculiarities of the Cretaceous and Palaeogene lizard faunas of the Mongolian people's Republic, Darmstädter Beiträge zur Naturgeschichte 3, 9-13

Clos L. M. (1995) A new species of Varanus (Reptilia: Sauria) from the Miocene of Kenya, Journal of Vertebrate Paleontology 15 2, 254-267

Smith K. T. (2006) A diverse new assemblage of late Eocene squamates (Reptilia) from the Chadron Formation of North Dakota, U.S.A., Palaeontologia Electronica 9 2, 1-44

Rieppel O., Grande L. (2007) The anatomy of the fossil varanid lizard Saniwa ensidens Leidy, 1870, based on a newly discovered complete skeleton, Journal of Paleontology 81 4, 643-665

Amer. J. Sci., (3) 4 - via The Interim Register of Marine and Nonmarine Genera

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

original publication/web search (AJR). - 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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