7. Synophis zamora Torres-Carvajal, Echevarría, Venegas, Chávez, & Camper, 2015

Range. Amazonian Andean slopes of southeastern Ecuador, Zamora and Morona-Santiago provinces, ~ 800– 1800m.

Description. Adult size ~ 310–460mm SVL and ~ 150–210mm TL, keeled nuchal scales; no nuchal collar; intranasals in contact; 2 postoculars; 9–11 infralabials; 8–9 supralabials; 147–154 ventrals; 88–118 subcaudals; and (19–21)-(18–21)-(17–18) dorsal scale-rows with single, heavy keel.

Notes. Includes several specimens referred to S. bicolor and S. lasallei by Pyron et al. (2015).