Taxa Count: 49

COLUBRIDAE

Arizona elegans

Arizona elegans philipi

Chilomeniscus cinctus

Chionactis occipitalis

Coluber constrictor

Diadophis punctatus

Gyalopion canum

Gyalopion quadrangulare

Heterodon nasicus

Hypsiglena

Hypsiglena chlorophaea

Hypsiglena jani

Lampropeltis californiae

Lampropeltis getula

Lampropeltis getula californiae

Lampropeltis knoblochi

Lampropeltis pyromelana

Lampropeltis triangulum

Lampropeltis triangulum gentilis

Leptophis mexicanus

Masticophis bilineatus

Masticophis flagellum

Masticophis taeniatus

Nerodia fasciata

Oxybelis

Oxybelis aeneus

Phyllorhynchus browni

Pituophis catenifer

Rhinocheilus lecontei

Salvadora bairdi

Salvadora grahamiae

Salvadora hexalepis

Senticolis triaspis

Sonora aemula

Sonora semiannulata

Tantilla hobartsmithi

Tantilla wilcoxi

Tantilla yaquia

Thamnophis cyrtopsis

Thamnophis elegans

Thamnophis elegans vagrans

Thamnophis eques

Thamnophis rufipunctatus

Thamnophis unilabialis

Trimorphodon biscutatus

Trimorphodon biscutatus lambda

Trimorphodon biscutatus vilkinsonii

Trimorphodon lambda

Trimorphodon tau