Snake Species: Mixcoatlus spp., Montane pitvipers
Distribution of Terrestrial Snakes in Mexico and Central America
Mixcoatlus barbouri
| Mexico (without Baja California) | SW | Guerrero, Sierra Madre del Sur |
Mixcoatlus browni
| Mexico (without Baja California) | SW | Guerrero |
Mixcoatlus melanurus
| Mexico (without Baja California) | C+S | S Puebla, NW Oaxaca |