Amastridium

Amastridium is a genus of snakes in the subfamily Dipsadinae of the family Colubridae. The genus is native to Mexico, Central America and Colombia.

Species and geographic ranges
The genus Amastridium contains the following two species which are recognized as being valid.
 * Amastridium sapperi (F. Werner, 1903) – Guatemala, Honduras, Mexico
 * Amastridium veliferum Cope, 1860 – Colombia, Costa Rica, Guatemala, Nicaragua, Panama

Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Amastridium.

Etymology
The specific name, sapperi, is in honor of German explorer Karl Sapper.