2. Synophis bicolor Peracca, 1896

Range. Chocoan lowlands of northwestern Ecuador, and presumably southwestern Colombia, ~ 200– 300m .

Description. Adult size ~ 360–410mm SVL and ~ 230–250mm TL in males, smooth nuchal scales; no nuchal collar; intranasals in contact; 2 postoculars; 9–11 infralabials; 8 supralabials; 174–183 ventrals; 129–143 subcaudals; and 19-19-17 dorsal scale-rows with single, weak keel.

Synophis calamitus BMNH 1940.2.30.31 Río Solaya, Ecuađor - 0.010213 -78.819510 1008 Synophis calamitus CAS 23612 Chimborazo, Naranjapata, Ecuađor -2.266667 -79.083333 763

Synophis calamitus KU 164208 9 km SE Tanđayapa, Pichincha Province, Ecuađor - 0.047404 -78.632804 2169 Synophis calamitus KU 197107 4 km SE Tanđayapa, Pichincha Province, Ecuađor - 0.012514 -78.650697 1889 Synophis calamitus MCZ R-164530 Ecuađor, Pichincha, Tanđapi -0.419803 -78.801132 1714 Synophis calamitus MZUTI 3694 Tambo Tanđa, Ecuađor - 0.020108 -78.651012 2048 Synophis calamitus QCAZ 10453 Cotopaxi: Naranjito, Bosque Integral Otonga -0.417820 -78.988030 1655 Synophis calamitus QCAZ 10453 Naranjito, Bosque Integral Otonga (BIO) -0.415967 -79.004800 2110 Synophis calamitus QCAZ 1136 Chiriboga -0.224530 -78.767750 1955 ……continued on the next page Species Collection Number Locality Latitude Longitude Elevation ……continued on the next page Notes. Populations representing S. bogerti, S. calamitus, S. niceforomariae, and S. zamora have previously been referred to as S. " bicolor " (e.g., Bogert 1964; Pyron et al. 2015; Torres-Carvajal et al. 2015).