5. TROPIDODACTYLtrs. 97 



body. " Under surfaces yellowish, unspotted. Above, the ground 

 colour is golden olivaceous in the ro.ales, in the female golden 

 brown. There is a light median dorsal line extending to the sacral 

 region ; another similar one extends from the superior posterior 

 ])art of the orbit upon tlie anterior part of the tail, and a third from 

 the posterior superior labials, through the tympanic orifice, upon the 

 base of the tail. The superior lateral band is bordered above by a 

 deep brown band." Length to vent 27 millim. 

 Cuba. 



a. 2. Cuba. Prof. Patera [P.]. 



5. TROPIDODACTYLUS. 



Tympanum distinct. Body compressed, covered with imbricate 

 scales. No dorsal crest. Male with a large, non-inflatable, folding 

 gular appendage. No transverse gular fold. Digits cylindrical, 

 with pluricarinate lamellce iuferiorly. No femoral or pra3anal pores. 

 Tail long, cylindrical. Lateral teeth tricuspid ; pterygoids toothed. 

 No sternal fontanellc. Abdominal I'ibs. 



Venezuela and West Indies. 



1. Tropidodactylus onca. (Plate VI. fig. 2.) 

 Norops onca, O'Shmujhi. Ann. Sf Mag. N. H. (4) xv. 1875, p. 280. 



Head about once and two thirds as long as broad, longer than the 

 tibia ; snout acuminate, cauthus rostralis very short ; ujjper head- 

 scales subequal, pluricarinate ; occipital slightly enlarged, not larger 

 than the car-opening ; eleven or twelve labials to below the centre 

 of the eye ; ear-opening vertically elliptic. Gular appendage very 

 large ; gular scales keeled. Dorsal scales subhexagonal, subimbri- 

 cate, strongly keeled, not quite as large as vontrals, much larger than 

 laterals ; ventrals rhomboidal, imbricate, strongly keeled. The ad- 

 pressed hind limb reaches the posterior border of the orbit. Tail 

 not twice as long as head and body, covered with subequal keeled 

 scales. Yellowish brown above, spotted or marbled with dark brown; 

 a series of more or less defined dark rhomboidal spots* with lighter 

 centre along each side of the back ; a dark cross band between the 

 eyes ; the skin of the gular appendage blackish. 



Total length 213 millim. 



Head 22 „ 



Width of head 13 



Body 53 „ 



Fore limb 36 „ 



Hind limb 56 „ 



Tibia 17 „ 



Tail 138 „ 



Venezuela ; Dominica. 



a, cJ . Venezuela. \ m x 



b. cJ. Dominica. ( *- .P v 



VOL. II. H 



