300 



Alexander G. Ruthven, 



Habitat distribution of the 



Habitats 



Lowland Forests 



Lowland Forest 



Clearings, grass 



grown or thickets 



Lowiaud Forest 



Arboreal or 



Ärboreal and 



Amphibious 



Terrestrial 



Amphibious or 



Amphibious and 



Terrestrial 



Aquatic 



Anolis hiporcatus 

 Anolis sallaei 

 Constrictor c. Impe- 

 rator 



Ctenosaura a. com- 



pleta 

 Hyla baudini 

 Ameiva undulata 



Spilotes c. couperii 



Spelerpes variegatus 

 Coleonyx elegans 



Leptodactylus cali- 

 ginosus 



Bufo valliceps 



Anolis sallaei 

 C. c. iniperator 



H. baudini 

 A. undulata 

 Sceloperus variabilis 



S. c. couperii 

 Dermophis mexi- 

 canus 



C. elegans 



Elaps fulvius 

 Mabuya agilis 

 Li. caliginosus 



Leptodactylus albi- 

 labris 



Rana austricola 



B. valliceps 

 Bufo marinus 



L. caliginosus 

 L. albilabris 



B. valliceps 

 B. marinus 

 Engysto'tyiops pustu- 

 losus 



Chelydra rossignonii 



The most striking fact sliown by the table is the veiy small 

 number of forms foiind on the savannah grassland. It will be noted 

 that the only form that was not found elsevvhere is the snake 

 Enßhrolamprus iynperialis. This has little significance for this snake 

 is a small and secretive form and only two specimens were found — 



