The Catalogue consists of accounts of taxa prepared by specialists, including synonymy, description, diagnosis, phylogenetic relationships, published descriptions, illustrations, distribution map, and comprehensive list of literature for each taxon. The series covers amphibians and reptiles of the entire Western Hemisphere. This set consists of accounts 761 to 780 and is a collection of 20 hole-punched, loose-leaf separates. It describes 7 amphibian species (Necturus alabamensis, Nototriton lignicola, Nototriton linnospectator, Eleutherodactylus euphronides, Eleutherodactylus pinchoni, Hyla cinerea, and Leptodactylus mystacinus), and 12 reptile species (Trachemys callirostris, Trachemys yaquia, Phyllodactylus wirshingi, Sceloporus slevini, Xantusia gracilis, Carpophis amoenus, Carpophis vermis, Liochlorophis vernalis, Mastrigodryas bruesi, Regina alleni, Thamnopis radix, and Typhlops tasymicris).