3. ANOLIS. 13 
Supraocular scales smooth or very feebly 
keeled ; scales on the vertebral line abruptly 
enlarged, forming two longitudinal series ; 
ventral scales nearly as large as antefemo- 
rals ; 18 to 21 lamelle under phalanges 11. 
BNE TT esiiase gantedaw skate atae as tala 9. gingivinus, p. 28. 
Supraocular scales smooth or very feebly 
keeled; scales on the vertebral line en- 
larged ; ventrals much smaller than ante- 
femorals ; 23 to 32 lamella under phalanges 
II. and Tit. ...... a mtaiae GAN Grays Aneta Merenehe 10. leachii, p. 29, 
Tf Occipital in contact with supraorbitals, 
Supraocular scales smooth...............0. 1l. alligator, p. 31. 
** The width of the dilated part of the middle toes 
only half the length of the slender distal part. 
Head not twice as long as broad; ventral 
scales strongly imbricate, nearly as large as 
the enlarged supraoculars .............. 14. cybotes, p. 34. 
Head twice as long as broad; ventrals much 
smaller than the largest supraoculars .... 15. ettrinellus, p. 35. 
(. Scales on upper surface of snout keeled ; supraorbital 
semicircles separated by one or two series of scales, 
Occipital scale smaller than the ear-opening .. 8. homolechis, p. 28. 
Occipital larger than the ear-opening ...... 12. grahami, p. 32. 
2. The scales on the middle of the back not at all larger than 
those on the flanks. 
Supraorbital semicircles in contact; supra- 
ocular scales smooth .................. 13. distichus, p. 33. 
B. Ventral scales keeled. 
1. Occipital scale in contact with the supraorbitals. 
Supraorbital semicircles in contact; supra- 
ocular scales keeled ...........0..000.. 16. acutus, p. 36. 
2. Occipital separated from supraorbitals. 
a. Scales on upper surface of snout not keeled; supraorbital 
semicircles in contact or narrowly separated by one or 
two series of scales. 
a. Tibia shorter than the distance between the end of the 
snout and the ear-opening. 
Supraocular scales kecled ............-.4. 17. krugt, p. 87. 
j3. The length of the tibia equals or exceeds the distance 
between the end of the snout and the ear-opening. 
Supraocular scales keeled ................ 18. richardii, p. 37, 
Supraocular scales smooth ..........-4+5 19. lineatus, p. 38. 
