Snake Species: Porthidium spp., Hognosed pitvipers
Distribution of Terrestrial Snakes in Mexico and Central America
Porthidium dunni
Porthidium hespere
Porthidium lansbergii
| Panama | E |
Porthidium nasutum
| Belize | C+S | |
| Costa Rica | X | |
| Guatemala | N+C | |
| Honduras | N+E | |
| Mexico (without Baja California) | SE | |
| Nicaragua | X | |
| Panama | X |
Porthidium ophryomegas
| Costa Rica | NW | |
| El Salvador | X | |
| Guatemala | C+S | |
| Honduras | X | |
| Nicaragua | W |
Porthidium porrasi
Porthidium volcanicum
| Costa Rica | SW |