Synophis

Synophis is a genus of snakes in the family Colubridae. The genus is endemic to northwestern South America.

Description
Snakes of the genus Synophis have unusual scalation on the top of the head. The internasal scales are very small, and the prefrontal scales are fused into one large plate.

Species
The genus Synophis contains the following nine species which are recognized as being valid.
 * Synophis bicolor Peracca, 1896 - bicolored shadow snake, two-colored fishing snake
 * Synophis bogerti Torres-Carvajal, Echevarría, Venegas, Chávez & Camper, 2015 - Bogert's shadow snake
 * Synophis calamitus Hillis, 1990 - calamitous shadow snake
 * Synophis insulomontanus Torres-Carvajal, Echevarría, Venegas, Chávez & Camper, 2015 - mountain shadow snake
 * Synophis lasallei (Nicéforo-María, 1950) - La Salle's shadow snake
 * Synophis niceforomariae Pyron, Arteaga, Echevarría, & Torres-Carvajal, 2016 - Nicéforo María's shadow snake
 * Synophis plectovertebralis Sheil & T. Grant, 2001 - braided shadow snake
 * Synophis zaheri Pyron, Guayasamin, Peñafiel, Bustamante & Arteaga, 2015 - Zaher's shadow snake
 * Synophis zamora Torres-Carvajal, Echevarría, Venegas, Chávez & Camper, 2015 - Zamoran shadow snake

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