Xenosauridae

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Xenosauridae
Temporal range: Aptian–Holocene
Xenosaurus platyceps
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Clade: Carusioidea
Family: Xenosauridae
Cope, 1886
Genera

Xenosauridae is a family of

anguimorph lizards whose only living representative is the genus Xenosaurus, which is native to Central America. Xenosauridae also includes the extinct genera Exostinus and Restes. Also known as knob-scaled lizards, they have rounded, bumpy scales and osteoderms. Most living species prefer humid, rocky habitats, although they are widespread within their native regions, with some inhabiting semi-arid scrub environments. They are carnivorous or insectivorous, and give birth to live young.[1]

helodermatids than to Xenosaurus.[2] Xenosauridae is part of a larger clade or evolutionary grouping called Carusioidea, which, in addition to xenosaurids, includes the extinct genus Carusia.[3]

The oldest xenosaurids are known from the Cretaceous, including the Late Cretaceous of North America[4] and Early Cretaceous of Asia.[5]

References

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