Venerable collared lizard

The venerable collared lizard (Crotaphytus antiquus) is a species of lizard in the genus Crotaphytus in the family Crotaphytidae. The species is native to northern Mexico.

Venerable collared lizard
Crotaphytus antiquus (top: male; bottom: female)
Conservation status
Endangered  (IUCN 3.1)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Squamata
Suborder:	Iguania
Family:	Crotaphytidae
Genus:	Crotaphytus
Species:	C. antiquus
Binomial name
Crotaphytus antiquus Axtell & Webb, 1995

Geographic range

C. antiquus is restricted to the area of Sierra San Lorenzo Texas and Sierra Solis in extreme southwestern Coahuila state.[1]

Reproduction

C. antiquus is oviparous.[2]

Conservation status

C. antiquus is classified as Endangered (EN) on the IUCN Red List.[3] Major threats to the population include habitat degradation, mainly due to gravel extraction for building materials in nearby urban areas.

References

1. McGuire, Jimmy A. (1996). "Phylogenetic Systematics of Crotaphytid Lizards (Reptilia: Iguania: Crotaphytidae)". Bulletin of Carnegie Museum of Natural History (32): iv + 1-143, 52 figures. (Crotaphytus antiguus, pp. 69-72).
2. "Crotaphytus antiquus ". The Reptile Database. www.reptile-database.org.
3. Lemos-Espinal, Julio A.; Smith, Geoffrey R. (2016). "Amphibians and reptiles of the state of Coahuila, Mexico, with comparison with adjoining states". Zookeys 593: 117-137.

Further reading

• Axtell, Ralph W.; Webb, Robert G. (1995). "Two new Crotaphytus from southern Coahuila and the adjacent states of east-central Mexico". Bull. Chicago Acad. Sci. 16 (2): 1-15. (Crotaphytus antiquus, new species).