CLASS REPTILIA. 



a. Toes dilated to base, scales under toes transverse, tkumh 

 clawless, femoral pores, none. Thecodactylus, Cuv. 

 Smooth Sheath claw. Thecadactylus lasvis, Daud. 



Tail round, conical ; grey, brown marbled ; tail when repro- 

 duced, turnip shaped. Gecko rapicauda, Daud. iv. t. 31. 



b. Toes, base, slender ; scales 2 or Z at the tips. Phyllodac- 



tylus. Gray. 

 Beautiful sheath claw. Phyllodactylus pulchellus. Gray, 



Soic. Zool. 



c. Tail round, femoral pores, no7ie. 

 Porphyry sheath clatv. Thee, porphyreus. Gecko, Daud. 

 Pale reddish, marbled with many roundish pale spots, Java. 



d. Scales under the toes radiating, toes, slender, tail 

 round, slender, femoral pores, distinct. Ptyodactylus, Cuv. 

 Egyptian sheath claw. Thecodactylus Lohatus, Gecko, 

 Geoff. Kept. Eypt. t. 3, f. 5. Gecko Jzcolobates, Merrem. 

 Pale brown, with larger scattered scales. Egypt. Ptyodac- 

 tylus Guttatus, Ruppel. t. 4, appears scarcely distinct. 

 6. Toes bare, webbed; tail, body, and limbs, margined. 



Uroplates. 

 Fimbriated sheath claw. Thecodactylus Jimbriatus, Gecko, 



Daud. iv. t. 52. 



Pale brown, scales minute, with scattered larger ones. Mada- 

 gascar, Mus. Brit. Gecko Sarroube, appears to differ very 

 little, if at all, and Lacerta Caudiverbera, Seba, ij. t. 103, 

 f. 2, is only known from La Feuille's account. 

 III. Toes, base dilated, with a double row of oblique scales 



beneath, last joint compressed. Hemidactylus. 

 Warty Gecko. Gecko Verrucosus, Cuv. Lac. Turcica. 



Lin. Edw. t. 204 ? 

 Reddish grey ; back scattered with roundish tubercles ; 

 subanal pores only. 

 50 



