3. ANOLIS. 31 



Anolis marmoratus. 



Anolius marmoratus, Gray, Cat. p. 201. 

 Anolis marmoratus, Dwin. ^' Bihr. iv. p. 139 ; Beinh. cj)- Liitk. Vidcnsk. 



Mcddel 1862, p. 2o8. 

 Ptyclionotus dumerilii, Fitzing. Syst. Rept. p. 65. 



I am not able to detect in the description a single character of 

 sufficient importance to justify a separation of this form from A. 

 leacJiii. A careful comparison of the types alone can show whether 

 it is to rank as a species, or merely as a variety of A. leacJiii. 



Martinique. 



11. Anolis alligator. 



Anolius cepedii, Gray, Cat. p. 201. 



seneus, Gray, I. c, p. 205. 



Anolis bimaeidatus, part., Daiid. Bipt. iv. p. 55. 



cepedii, part., Merr. Tent. p. 44. 



- alligator, Diim. 4'- Bihr. iv. 



^134; Buvern. B. A., Bept. 

 pi. xviii. tig. 2 ; Cope, Proc. Am. Phil. Soc. xi. 1869, p. 164 ; 

 Bocourt, Miss. Sc. Mex., Eept. p. 59, pi. xiv. fig. 4. 

 goudotii, Bttm. 8,- Bihr. p. 108. 



Ptychonotus fasciatus, Fitzing. Syst. Pept. p. 65. 



Dactvloa (Eudactylus) goudotii, Fitzinq. I. c. p. 67. 



Anolis trinitatis, Pcin/i. ^- Liitk. Vidcnsk. 31cddel. 1862, p. 269. 



cepedii, CShaitghn. Ann. 8)- Mag. N. H. (4) xv. 1875, p. 272. 



Head moderate, once and two thirds to once and three fourths 

 as long as broad, longer than the tibia ; snout rather strongly de- 

 pressed, forehead concave ; no frontal ridges ; upper head-scales 

 smooth ; scales of the supraorbital semicircles strongly dilated, in 

 contact with each other and with the occipital, which is larger than 

 the ear-opening ; six to ten enlarged, smooth or indistinctly keeled 

 supraocular scales, separated from the supraorbitals by one row of 

 granules ; canthus rostralis sharp in front of the eye, otherwise 

 rather obtuse ; canthal scales four or five ; loreal rows four or fi\c ; 

 five or six labials to below the centre of the eye ; eye-opening 

 moderately large, vertically suboval. Gular appendage rather large, 

 not developed in the female; gular scales smooth. Eody compressed, 

 in the male with a feeble dorso-nuchal fold. Dorsal scales small, 

 granular, keeled, larger and more distinctly keeled on the vertebral 

 region ; ventral scales larger than dorsals, roundish hexagonal, 

 feebly imbricate, smooth or indistinctly keeled. Limbs moderately 

 long ; the adpressed hind limb reaches the temple or the posterior 

 border of the orbit ; digital expansions well developed ; twenty-t\AO 

 to twenty-six lamella! under ])lialangcs ii. and in. of the fourth 

 toe. Tail compressed, with feebly and eciually serrated upper edge ; 

 its length not twice that of head and body. Male without enlarged 

 postanal scales. IJrownish or greenish above, frequently Avith a 

 darker network enclosing small round whitish spots; lower surfaces 

 whitish or greenish, with metallic gloss. 



