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158 colubrid snakes species
Erythrolamprus aesculapii
Boiga dendrophila
Tantilla relicta
Masticophis mentovarius
Cemophora lineri
Sonora taylori
Masticophis bilineatus
Thamnophis rufipunctatus
Drymobius margaritiferus
Salvadora deserticola
Hypsiglena ochrorhynchus
Ahaetulla prasina
Trimorphodon biscutatus
Arizona pacata
Natrix natrix
Salvadora lineata
Coniophanes imperialis
Clonophis kirtlandii
Bogertophis subocularis
Virginia striatula
Arizona elegans
Trimorphodon lambda
Thamnophis couchii
Tantilla hobartsmithi
Tantilla gracilis
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