6 University of Michigan 



Anolis gaigei, new species. 



Diagnosis: Tail subcylindrical. Dorsal scales small, keeled, 

 the largest a little smaller than the ventrals, slightly imbricate 

 or juxtaposed, grading into the minute and tubercular laterals. 

 Digital expansions moderately developed, the tliird phalange 

 of the fourth toe not distinctly wider than basal. Occipital 

 scale enlarged, as large as, a little larger, or. rarely, a little 

 smaller than the ear. Scales of the supraorbital semicircles 

 enlarged, usually separated by two, occasionally by three, 

 scales. Length of tibia usually equal to tl*e length of the head 

 to the ear, rarely a little shorter or longer. Ventrals small, 

 roimd, imbricate, strongly keeled, occasionally a little mucron- 

 ate. Female without rudiment of gular pouch. 



Habitat : Santa }*Iarta ^^lountains, Colombia. 



Type Specimen : Cat. Xo. 48304, Aluseum of Zoology, 

 University of Alichigan; San Lorenzo, Santa Marta Mountains, 

 Colombia, elevation of 2,700 ft.; July 14, 1913; F. "SI. Gaige, 

 collector. 



Description of Type Specimen : Adult male, ^^'idth of 

 head three-fifths of its length to posterior margin of ear, 1.36 

 times the length of the snout ; length of head equal to the length 

 of the tibia ; a frontal concavity bounded by low frontal ridges ; 

 upper head scales distinctly keeled ; scales of supraorbital semi- 

 circles enlarged, separated by three rows of small scales ; about 

 12 enlarged, keeled supraoculars; occipital scale enlarged, a 

 little larger than ear opening, separated from the supraorbital 

 semicircles by about three rows of small scales ; canthus rostralis 

 distinct ; 7 upper labials to below middle of the orbit ; 7 rows 

 of loreal scales. Ear opening moderate, a vertical oval. Gular 

 appendage moderately developed. Tail subcylindrical, its length 

 contained in the total length 1.43 times. Dorsal scales small, 



