Amphibians and Eeptiles of Mexico. 

 R e p t i 1 e s and Amphibians. 



301 



under logs on the sliores of ponds. Of the other forms found on the 

 savannah grassland, the gopher snake, Spilotes corias couperi, was of 

 general distribution in upland habitats, and the amphibians, Lepto- 

 dactylus alhilabris, Bufo valliceps and Bufo marinus, were found under 

 logs and boards and were also of quite general distribution. Tkamn- 



