1. Synophis niceforomariae Pyron, Arteaga, Echevarría, & Torres-Carvajal, 2016

Range. Andean highlands of north-central Colombia, Antioquia department, near Medellín, ~ 1300–1700m, possibly with populations south of Medellín, ~ 900m.

Description. Adult size ~ 410mm SVL and ~ 210mm TL in males, smooth nuchal scales; no nuchal collar; intranasals in contact; 2 postoculars; 10–12 infralabials; 8 supralabials; 184–193 ventrals; 127–131 subcaudals; and 19-19-17 dorsal scale-rows with single, weak keel.

Notes. Includes specimens referred to as S. bicolor and S. cf. bicolor by previous authors (Nicéforo - María 1970; Pyron et al. 2015; Torres-Carvajal et al. 2015).