ECUADOR CHECKLIST p 55 



del Ecuador. Quito: Casa de la Cultura Ecuatoriana. 5:1067- 

 1076. 



1955. Herpetological type localities in Ecuador. Rev. Ecuat. Ent. 

 Parasit., 2:333-352. 



1956a. The occurrence of the snake genus Hypsiglena in Ecuador. 

 Copeia, 1956:57-58. 



1956b. Preliminary field survey of the ecology, zoogeography, and 

 systematics of the reptiles and amphibians of Ecuador. Yb. 

 Amer. Phil. Soc . , 1955:140-142. 



1956c. An analysis of variation in a South American snake, Cates- 

 by's Snail-sucker ( Dipsas catesbyi Sentzen). Amer. Mus . 

 Nat. Hist. Novitates, (1783):1-41. 



1957a. Taxonomic notes on Ecuadorian snakes in the American Museum 

 of Natural History. Amer. Mus. Nat. Hist. Novitates, 

 (1851):1-13. 



1957b. A new snake of the genus Sibon from Ecuador. Copeia, 

 1957(2):109-111. 



1958. Miscellaneous notes on Ecuadorian snakes. Herpetologica, 

 14:181-182. 



1959. Notas miscelaneas sobre saurios del Ecuador. Cienc. Nat., 

 Quito, 2:118-124. 



1960a. Snakes of the subfamily Dipsadinae. Misc. Pub. Mus. Zool. 

 Univ. Michigan, (114):l-224. 



1960b. The snakes of Ecuador: a check list and key. Bull. Mus. 

 Comp. Zool., 122:491-541. 



1963. Taxonomic notes on Ecuadorian snakes. Beitr. Neotrop. Fauna, 

 3:57-67. 



1964a. The lizard genus Ameiva in Ecuador. Bull. So. Calif. Acad. 

 Sci., 63:113-127. 



1964b. Supplemental notes on snakes of the subfamily Dipsadinae 

 (Reptilia: Colubridae). Beitr. Neotrop. Fauna, 4:45-60. 



1965a. Miscellaneous notes on lizards from Ecuador. Brit. J. Herp., 

 3:195-197. 



1965b. Colubridae (Dipsadinae). Das Tierreich, 81:1-18. 



