14 
Mabuya unimarginata (Cope, 1862) Mexico (southeast) to Panama. 
Sphenomorphus cherriei (Cope, 1893). Mexico (southeast) to 
Panama. 
E. Teiidae (16 species) 
Ameiva ameiva (Linnaeus, 1758). Panama, Colombia, Venezuela, 
Guyana, Surinam, French Guiana, Ecuador, Peru, Brazil, 
Trinidad, Tobago, Margarita Islands. 
Ameiva festiva (Lichtenstein, 1856). Mexico (southeast) to 
Panama, Colombia. 
Ameiva leptophrys (Cope, 1893). Costa Rica, Panama. 
Ameiva quadrilineata (Hallowell, 1861). Nicaragua, Costa Rica, 
Panama. 
Anadia ocellata Gray, 1845. Costa Rica, Panama, Colombia, 
Ecuador. 
Anadia vittata Boulenger, 1913. Panama, Colombia. 
Bachia blairi (Dunn, 1940). Costa Rica, Panama (Chiriqui 
Province). 
Bachia pallidiceps (Cope, 1862). Panama, Colombia (west- 
central) . 
Cnemidophorus lemniscatus (Linnaeus, 1758). Guatemala, Honduras, 
Costa Rica, Nicaragua, Panama, Colombia, Venezuela, the 
Guianas, islands of Trinidad, Tobago, Pato, Margarita, 
Coche, Cubagua, Old Providence, Swan, Milford, Aruba, Los 
Roques Archipelago, Aves, Orchila, Blanquilla, San Andres, 
Santa Catalina. 
Echinosaura horrida (Boulenger, 1890). Panama, Colombia, Ecuador. 
Gymnophthalmus speciosus (Hallowell, 1861). S.E. Mexico, 
Guatemala, Belize, Honduras, El Salvador, Nicaragua, Costa 
Rica, Panama, Colombia, Venezuela (east to Margarita 
Island). Introduced on Grenada. 
Leposoma rugiceps (Cope, 1869). Panama (Canal eastward), Colombia 
(north and east of the Andes). 
Leposoma southi Ruthven and Gaige, 1924. Costa Rica, Panama (to 
Panama Canal). 
Prionadactylus vertebralis (0'Shaughnessy, 1879). Panama 
(Darien Province), Colombia (Pacific versant), Ecuador 
(Pacific versant and Zamora (City)). 
Ptychoglossus festae (Peracca, 1896). Panama (San Bias Province), 
Colombia. 
Ptychoglossus plicatus (Taylor, 1949). Costa Rica, Panama. 
F. Xantusiidae (1 species) 
Lepidophyma flavimaculatum Dumeril and Dumeril, 1851. Mexico 
(Tamaulipas and Veracruz) to Panama (old Canal Zone). 
IV. SERPENTES (132 species) 
A. Anomalepididae (4 species) 
