| The
Boidea contains the most primitive of snakes and at the same
time some of the largest extant species at all.
|
|
|
| Tropidophiidae |
| - Tropidophiinae |
| Trachyboa |
| Tropidophis |
| - Ungaliophiinae |
| Exiliboa |
| Ungaliophis |
| - Xenophidioninae |
| Xenophidion |
| |
| Uropeltidae |
| Brachyophidium |
| Melanophidium |
| Platyplectrurus |
| Plectrurus |
| Pseudotyphlops |
| Rhinophis |
| Teretrurus |
| Uropeltis |
| |
| Xenopeltidae |
| Xenopeltis |
|
|
| Literature |
Rodriguez-Robles, J.A., C.J. Bell & H.W. Greene. 1999.
Gape size and evolution of diet in snakes: feeding ecology
of erycine boas. J. Zool., London, 248:49-58. |
| |
|