Hydrodynastes

Hydrodynastes is a small genus of large colubrid snakes in the subfamily Dipsadinae. The genus is endemic to South America.

Species
Two species are recognized.


 * Hydrodynastes bicinctus (Herrmann, 1804)
 * Hydrodynastes gigas (A.M.C. Duméril, Bibron & A.H.A. Duméril, 1854)