Amphibians and Kei)tiles of Mexico. 331 



Expljiuatiou of Plates. 



Plate 6. 

 Sketch map of the plains region at Cuatotolapam. 



Plate 7. 

 Fig. 1. Forest on the mountains at Lake Catemaco. 

 Fig. 2. Grove of planted bananas, a favorite habitat of Hijla haudini. 



Plate 8. 

 Fig. 3. General view of the savannah. 



Fig. 4. Large tree in cleared area along Hueyapam River. A 

 favorite habitat of Clenosanra ncanthiini completa. 



Plate 9. 



Fig. 5. Pool in upper part of La Laja Creek. Anolis sallaei and 

 A. biporeatus are found in the forest, and Iguana iguana rhinolopha and 

 Basiliscus viUatus near the water. 



Fig. 6. Partially cleared jungle at Cuatotolapam. In the pools 

 and under logs and debris are still to be found many of the amphibious 

 forest types. 



Plate 10. 



Fig. 7. A clump of large trees on the savannah. Showing the um- 

 brella shape taken on in this habitat. Such large trees are favorite resorts 

 of Ctenosmira acanfkura completa. 



Fig. 8. Sand playa along the Hueyapam River. The crocodiles 

 haul out on such places to sun themselves. 



