1906. 



IN MEXICAN LIZARDS. 



359 



forms the edge without any intermediate granules, e. g. text-fig. 

 65 B. More frequently the scales of the last row are only of 

 moderate size (text-fig. 64 B), bordered behind by scattered 



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granules, or even by one or more complete rows of granules. On 

 the average, the collar-type of the var. iypica is that of C sex- 

 Uneatics and of the f^e/>;:)e{-group, difiering rather much from the 



