358 



TEIID^. 



gular scales not enlarged ; mesoptychium with three or four rows of 

 feebly enlarged scales. Dorsal granules small, smooth. Ventral 

 plates in ten or twelve longitudinal rows ; thirty-six to thirty-eight 

 transverse rows, counting from the granules of the collar. Large 

 priBanal plates, generally three, arranged in a triangle. Brachials 

 generally small and in several rows, widely separated from the ante- 

 brachials, which are in two or three rows ; postbrachials large. 

 Six or seven rows of femoral plates, gradually passing into granules ; 

 two or three rows of tibials, the inner, if present, small and irre- 

 gular, the outer extremely large. Heel with more or less prominent 

 spinose scales. Femoral pores twenty-one to twenty-seven. Digits 

 moderately serrated ; fifth toe extending further than inner. Caudal 

 scales keeled. Olive-grey above, blackish on the back ; a median 

 light green vitta begins from the occiput where it is linear, and 

 gradually widens to the tail ; sides with light spots, sometimes 

 confluent into two longitudinal lines on each side of the median 

 band ; lower surfaces greenish white ; the sides of the belly, in 

 males, olive, with round lighter spots. 



millim. millim. 



Total length 342 260 



Head 28 23 



Width of head 17 12-5 



From end of snout to fore limb . . 45 33 



From end of snout to vent 112 90 



Fore limb 41 35 



Hind limb 83 73 



Tail 230 170 



Jamaica. 



a. S- Jamaica. R. Heward, Esq. [P.]. 



b. Hgr, Jamaica. G. E. Dobson, Esq. [E.]. 

 c-g. d'jSj&yg- Bluefields, Jamaica. P. H. Gosse, Esq. [C.]. 

 h, i,k,L cJ > 2 . & ligr- f 



m. Skeleton. Jamaica. Su- A. Smith [P.]. 



] 8. Ameiva corvina. 



Ameiva corvina, Cope, Proc. Ac. Philacl. 1861, p. 312, and 1862, 

 p. 68 ; Reinh. ^- Lilth. Vidensk. Meddel. 1862, p. 242. 



Nostril in the posterior part of the anterior nasal ; five oceipitals ; 

 four supraoculars ; six or seven supraciliaries ; loreal undivided ; 

 six or seven upper labials ; five or six lower labials ; chin-shields, 

 one anterior and five pairs ; median gulars slightly enlarged, forming 

 a wide band across the throat ; enlarged scales of the mesoptychium 

 about the size of the larger gulars. Dorsal granules small, smooth. 

 Ventral plates in twelve or fourteen longitudinal rows, those of the outer 

 row very small ; thirty-four to thirty-six transverse rows, counting 

 from the collar. Prseanal plates irregular, with three larger median 

 ones. Ko regular brachial plates ; one row of large transverse ante- 



