Eumeces Obsoletus
SKINKS
No lines on body
Eumeces Tetragammus
SKINKS
Light stripe above eye
Scincella Lateralis
SKINKS
No light stripe
Cnemidophorus Sexlineatus
STRIPED WHIPTAILS
No spots and granular scaleson back forelimbs
Cnemidophorus Laredoensis
STRIPEDWHIPTAILS
Moderately enlarged forelimb scales & white,tan, or green tail
Cnemidophorus Gularis
STRIPED WHIPTAILS
Extremely enlarged forelimb scales &reddish/pinkish tail
Anolis Carolinensis
ANOLES
Primarily green
Elongated snout in linethat taper evenly with rest of skull
Anolis Sagrei
ANOLES Brown anoles
Hemidactylus Turcicus
GECKOS
Bumpy skin, no eyelids
Coleonyx Brevis
GECKOS
Striped skin,eyelids
Crotaphytus Reticulatus
SMOOTH SKINNEDLIZARDS
External ear openings& dark spots on back
Cophosaurus Texanus
SMOOTH SKINNEDLIZARDS
Black bars on ventralside of tail
Holbrookia Propinqua
SMOOTH SKINNED LIZARDS
Tail length longerthan body length,no ventral spots ontail
Holbrookia Lacerta
SMOOTH SKINNEDLIZARDS
Tail with ventral spots
Ctenosaura Pectinata
SPINY LIZARDS
Low crest of scalesdown the back (in Brownsville)
Phrynosoma Cornutum
SPINY LIZARDS
Large spines on head
Urosaurus Ornatus
SPINY LIZARDS
A fold across throat
Sceloporus Serrifer
SPINY LIZARDS
Distinct collar
Sceloporus Variabilis
SPINY LIZARDS
Pocket behind hindlimbs
Sceloporus Grammicus
SPINY LIZARDS
Wavy lines on back,no stripe on side
Sceloporus Undulatus
SPINY LIZARDS
Clearly defined lightstripe on side
Sceloporus Olivaceus
SPINY LIZARDS
Light stripe notclearly defined
Ophisaurus Attenuatus
LEGLESS LIZARDS
Moveable eyelids
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