15 



Tantilla phrenitica Smith, 1942b. 



=Tantilla schistosa (Bocourt, 1883). 

 Tantilla schistosa taylori Smith, 1962. 



=Tantilla schistosa taylori Smith, 1962. 

 Tantilla slavensi Perez-Higareda, Smith & Smith, 1985. 



=Tantilla slavensi Perez-Higareda, Smith & Smith, 1985. 

 Tantilla triseriata Smith & Smith, 1951. 



=Tantilla tnseriata Smith & Smith, 1951. 

 Tantilla tntaeniata Smith & Williams, 1966b. 



=Tantilla taeniata tritaeniata Smith & Williams, 1966b. 

 Tantilla wilcoxi rubricata Smith, 1942b. 



=TantilIa wilcoxi Stejneger, 1902. 

 Tantilla yaquia Smith, 1942b. 



=Tantilla yaquia Smith, 1942b. 

 Tantillita Smith, 1941c. 



=Tantinita Smith, 1941c. 

 Thamnophis eques postremus Smith, 1942f. 



=Thamnophis cyrtopsis postremus Smith, 1942f. 

 Thamnophis melanogaster canescens Smith, 1942f. 



=Thamnophis melanogaster canescens Smith, 1942f. 

 Thamnophis melanogaster linearis Smith, Nixon & Smith, 1950. 



=Thamnophis melanogaster linearis Smith, Nixon & Smith, 1950. 

 Thamnophis ordinoides errans Smith, 1942f. 



=Thamnophis errans Smith, 1942f. 

 Thamnophis rozellae Smith, 1940. 



=Thamnophis marcianus praeocularis (Bocourt, 1892). 

 Thamnophis sumichrasti cerebrosus Smith, 1942f. 



=Thamnophis marcianus praeocularis (Bocourt, 1892). 

 Thamnophis sumichrasti salvini Smith, Nixon & Smith, 1950. 



=Thamnophis cyrtopsis collaris (Jan, 1863). 

 Thamnophis vicinus Smith, 1942f. 



^Thamnophis cyrtopsis collaris (Jan, 1863). 

 Toluca amphisticha Smith & Laufe. 1945b. 



=Toluca amphisticha Smith & Laufe, 1945b. 

 Toluca conica Taylor & Smith, 1942b. 



=Toluca conica Taylor & Smith, 1942b. 

 Toluca lineata wetmorei Smith, 1943b. 



=Toluca lineata wetmorei Smith, 1943b. 

 Toluca megalodon Taylor & Smith, 1942b. 



=Toluca megalodon Taylor & Smith, 1942b. 

 Tretanorhmus nigroluteus mertensi Smith & Gillespie 1965, in Smith, 1965. 



=Tretanorhinus nigroluteus Cope, 1861. 

 Trimorphodon biscutatus quadruplex Smith, 1941o. 



=Tnmorphodon biscutatus quadruplex Smith, 1941o. 

 Trimorphodon biscutatus semirutus Smith, 1943b. 



=Trimorphodon biscutatus biscutatus (Dumeril, Bibron & DumenI, 1854). 



