Map of vouchered localities for Synophis lasallei (yellow circles), S. plectovertebralis (pink circles), S. calamitus (teal circles), S. zaheri (red circles), Emmochliophis miops (green triangle) and E. fugleri (blue triangle).

  Part of: Pyron RA, Guayasamin JM, PeƱafiel N, Bustamante L, Arteaga A (2015) Systematics of Nothopsini (Serpentes, Dipsadidae), with a new species of Synophis from the Pacific Andean slopes of southwestern Ecuador. ZooKeys 541: 109-147.