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Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Archosauromorpha
Cladus: Crurotarsi
Divisio: Archosauria
Subdivisio: Pseudosuchia
Superordo: Crocodylomorpha
Ordo: Crocodilia
Subordo: Eusuchia

Familia: Alligatoridae
Subfamilia: Caimaninae
Genus: Paleosuchus
Species: P. palpebrosus P. trigonatus
Name

Paleosuchus Gray, 1862
Vernacular names
Deutsch: Blattstirnkaimans
English: Smooth-fronted Caimans
suomi: Sileäotsakaimaanit
ไทย: เคแมนแคระ, ไคแมนแคระ

Paleosuchus is a South American genus of reptiles in the subfamily Caimaninae of the family Alligatoridae. They are the smallest members of the order Crocodilia in the Americas.[2] The genus contains two species:[3]

Image Scientific name Common name Distribution
Paleosuchus palpebrosus 01.jpg P. palpebrosus Cuvier's dwarf caiman Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru, Suriname, and Venezuela
Paleosuchus trigonatus.jpg P. trigonatus Smooth-fronted caiman Amazon and Orinoco Basins

References

Rio, Jonathan P.; Mannion, Philip D. (6 September 2021). "Phylogenetic analysis of a new morphological dataset elucidates the evolutionary history of Crocodylia and resolves the long-standing gharial problem". PeerJ. 9: e12094. doi:10.7717/peerj.12094. PMC 8428266. PMID 34567843.
Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey (2014). The Animal Diversity Web (online). Accessed at http://animaldiversity.org.
Alderton, D. (1991). Crocodiles and Alligators of the World. New York: Facts on File Publications.

Biology Encyclopedia

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