42 IGUANID^. 



Total length 357 millim. 



Head 37 ,, 



Width of head 19 „ 



Body 80 „ 



Eore limb 51 ,, 



Hind limb 92 



Tibia 27 



Tail 240 



»5 



Cuba. 

 a-c. J. Cuba. 



23, Aiiolis loysiana. 



Acantliolis loysiana, Gray, Cat. p. 206. 

 Acantholis loysiana, Cocteau, C. R. Ac. Paris, iii. 1836, p. 226, and 



in R. de la Sagra, Hist. Cuba, Pi£pt. p. 141, pi. xiv. 

 Anolis loysiana, Dam. Sf Bihr. iv. p. 100 ; Bocourt, Miss. Sc. Mex., 



Rept. pi. xiv. fig. 9. 

 Heteroderma loysianum, Fitzing. Syst. Rept. p. 68. 

 Anohs (Acantliolis) argillaceus, Cope, Proc. Ac. Philad. 1862, p. 176. 



Head nearly twice as long as broad in the male, shorter in the 

 female, much longer than the tibia ; forehead concave, frontal 

 ridges indistinct ; upper head-scales smooth ; scales of the supra- 

 orbital semicircles large, in contact medially ; three or four large, 

 smooth supraocular scales, in a single longitudinal series, separated 

 from the supraorbitals by grannies ; occipital larger than tlie ear- 

 opening, separated from the supraorbitals by two series of scales ; 

 canthus rostralis sharp ; six upper labials ; ear-opening small, 

 roundish. Gular appendage small ; gular scales smooth. Body 

 not compressed ; no dorso-nuchal fold. Dorsal and lateral scales 

 small, granular, intermixed with scattered enlarged ones, which in 

 the male are conical ; ventral scales small, larger than dorsals, 

 roundish, smooth, subimbricate. The adpressed hind limb reaches the 

 neck ; digital expansions well developed. Tail cylindrical, a little 

 longer than head and body, with a dorsal series of enlarged flat 

 scales. Greenish or brownish-white above, with a series of brown 

 spots on each side ; a dark temporal band ; lower surfaces white. 



Total length 77 millim. 



Head 13 ,, 



Body 24 „ 



Pore limb 15 „ 



Hind limb 38 „ 



Tail 40 „ 



Cuba. 



