219^ 



repulía: SAURIA: IGUANIDAE * * PHENACOSAURUS 



PHENACOSAURUS Barbour 



1520 Phenacosaurus Barbour, Proc. New England Zool. Club, I'. 62. Type-spec Íes: Anolis heterodermus 

 Dumér i 1. 



Distribution: Mountainous areas of Colombia, 



Content: Three species. 



Comment: A revision soon to be published by James Lazell will change this genus considerably. 



Key to the species Clave de especies 



1. Single row of scales in dorsal crest, best 1. Una sola hilera de escamas en la cresta dorsal, 



developed on nape of neck -2 con máximo desarrollo en la nuca 2 



Two rows of pointed scales in dorsal crest Dos hileras de escamas puntudas en la cresta 



heterodermus dorsal heterodermus 



2. No granules in dorsal scalation, some scales 2. Escamas dorsales sin granulos, algunas escamas 



larger than others but never as much as twice mayores que otras pero nunca el doble de 



as large n icef or i tamaño n icef or i 



Large, flat scales in dorsal scalation com- Escamas dorsales grandes planas completamente 



pletely separated from one another by much separadas entre s' por escamas mucho más 



smaller scales, granules, and even naked skin chicas, granulos y aun piel desnuda 



r ichteri r ichteri 



PHENACOSAURUS HETERODERMUS (Duméril) 



I85I A. [ nolis ] heterodermus Duméril. Cat. Meth. Coll. Rept. Mus. Hist. Nat. Paris: 5?. Type-locality: 



Colomb ia. 

 1520 [ Phenacosaurus J heterodermus- — Barbour, Proc. New England Zool. Club, 7' 62. 

 1545 Phenacosaurus paramoens i s Hellmich, Deutsche Aquar. -Ze i ts. , 2: IO5, fig. Type-locality: Paramo 



de Sumapaz, Colombia, 375'^ "'• 

 1569 Phenacosaurus heterodermus — Marinkelle, Lacerta, 27: 37> figs. 



Distribution: Cundinamarca and Boyaca, Colombia, 



PHENACOSAURUS NICEFORI Dunn 



154* Phenacosaurus n icefori Dunn, Caldasia, 3 {^^)'- 59> ^'9* Type-locality: Vicinity of Pamplona, 

 Norte de Santander, Colombia, 2340 m. 



Distribution: Norte de Santander, Colombia and Sierra de Perija, Venezuela. 



PHENACOSAURUS RICHTERI Dunn 



1944 Phenacosaurus richteri Dunn, Caldasia, 3 (n): 60, fig« Type-locality: Tabic, Cundinamarca, 

 Colombia, 2645 m. 



Distribution: Cundinamarca, Caldas, and possibly Antioquia, Colombia. 



