Western diamondback
Crotalus atrox
Western diamondback rattlesnake
chicken snake
red-bellied snake
Masticophis bilineatus
Storeria occipitamaculata
Sonoran whipsnake
racer
ophicephalous
lyre snake
cottonmouth
cottonmouth moccasin
Elaphe guttata
Agkistrodon piscivorus
red rat snake
corn snake
water moccasin
garter snake
grass snake
coffee snake
Big Bend patchnose snake
three-step snake
elapid
elapid snake
Drymarchon corais
reticulated python
Python reticulatus
gopher snake
indigo snake
lepidophobia
rainbow boa
taipan
leaf-nosed snake
Oxyuranus scutellatus
hoop snake
Channidae
beadsnake
serpent
vinegarroon
boine
western diamondback rattlesnake
Mastigoproctus giganteus
class Channidae
Opheodrys
genus Opheodrys
black-headed snake
genus Nerodia
ring-necked snake
hognose snake