Hyposaurus

Hyposaurus Temporal range: 67–60Ma PreЄ Є O S D C P T J K Pg N Maastrichtian–Paleocene
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Clade:	Crocodylomorpha
Family:	†Dyrosauridae
Genus:	†Hyposaurus Owen, 1849
Species
†H. rogersii Owen, 1849 (type) †H. derbianus Cope, 1886 †H. natator Troxell, 1925 †H. nopcsai (Swinton, 1930) †H. paucidens Arambourg, 1952 †H. wilsoni (Swinton, 1930)

Hyposaurus is a genus of extinct dyrosaurid crocodyliform. Fossils have been found in Paleocene aged rocks of the Maria Farinha Formation in Pernambuco, Brazil^[1] and Iullemmeden Basin in West Africa^[2] and Maastrichtian strata in New Jersey.^[3] It was related to Dyrosaurus.

References

^ Albertâo, G.; Koutshoukos, E.; Regali, M.; Attrep, M.; and Martin, P. (1993). "The Cretaceous-Tertiary boundary (KTB) at Pernambuco/Paraíba Basin, Northeastern Brazil". Acta Geologica Leopoldensia 16: 59–71.
^ Jouve, S. (2007). "Taxonomic revision of the dyrosaurid assemblage (Crocodyliformes: Mesoeucrocodylia) from the Paleocene of the Iullemmeden Basin, West Africa". Journal of Paleontology 81 (1): 163–175. doi:10.1666/0022-3360(2007)81[163:TROTDA]2.0.CO;2.
^ Troxell, E.L. (1925). "Hyposaurus, a marine crocodilian". American Journal of Science, Series 5 9: 489–514.

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