1905. } AMPHIBIANS AND REPTILES. 193 
Southern or Central American forms northwards into the Pacific 
and the Atlantic borderlands embracing this Plateau. 'The two 
columns in these tables are of no use, they are even misleading. 
Giinther has properly taken off Yucatan as a separate district. 
Cope’s division (op. cit. p. 1206) into a Sonoran, Austroriparian, 
Text-fig, 29. 
© 
Revilla 
Gi pedo 
Tne Wy 
Qa 
Map of Mexico. 
and 'Tolteean subregion of Blanford’s Medi-Columbian region, and 
the Atlantic+ Pacific Tierra Caliente as belonging to the Neo- 
tropical region, is excellent when taken broadly ; but his sub- 
division of the Toltecan into an Oriental, Central, and Occidental 
province is a failure. 
List of Species collected by myself during the months of June 
to October 1902 and during 1904. 
Dermophis mexicanus. San Juan Evangelista. 
Amblystoma tigrinun. Lake Xochimilco. 
5 altamirant. Dos Rios. Contreras, Sierra de Ajusco. 
Thorius pennatulus. Citlaltepetl, 9000’; Cerro de S. Felipe, Oaxaca, 
8250’. 
Spelerpes orizabensis. Citlaltepet], 8000-12,500’. 
» leprosus. 5 8000-11,500’. 
%, chiropterus. is 9000-10,000’. 
5 variegatus. Orizaba, Presidio S. of Cordoba, Tetela, 8. Juan 
Kvangelista. 
*. belli. Omilteme. 
Batrachoseps attenuatus. Nevado de Colima, 7000’. 
Scaphiopus dugesi. Totolapan, S. Oaxaca. 
Rhinophryne dorsalis. Presidio; Agua fria. 
Proce. Zoou. Soc.—1905, Vor. II. No. XIII. 13 
