56 Mr. Gray's Synopsis of the Genera of Saurian Reptiles. 



Gecko. Toes not webbed (like Platydactyli), femoral 

 or subanal pore distinct ; thumb clawless. 



Lacerta Gecko, Linn. 

 Toes all clawless. Phclsuma. 



Gecko cepidianus. Merrem. 

 Pteropleura. Toes webbed, otherwise like Platydactyli ; 

 femoral pores none ; sides of body and members fur- 

 nished with a membranaceous expansion. 

 P. Horsfieldii. n. s. from India by General Hardwicke, and 



in the India House museum from Java. 

 Thecadactylus. Toes half-webbed, dilated their whole 

 length, scales divided by a longitudinal groove inclosing 

 the claws ; pores none. Madagascar. 



* Uroplates, Dand. Toes 5-5 ; tail and sides 

 fringed. Stellio fimbriatus, Schncid. 

 ** Caudiverba, Law: Toes 5-5 ; tail fringed. 

 Lacerta Caudiverba, Linn. America. 



*** Sarouba. Toes 4-5 ; tail fringed. 

 Salamandra Sarube, Bonn. 



****■ Toes 5-5 ; thumb clawless ; tail round. 

 Lacerta rapicauda. Gmel. America. 

 Ptyodactylus. Toes 5-5, slender, compressed, last joint 

 with 2-3 scales, divided in the centre, and sheathing the 

 claws ; femoral pores none. — Africa. 



Lacerta gecko, Hasselquist not Lin?i. 

 Phyllurus. Toes 5-5, subequal, slender, compressed, 

 without scales, clawed ; pores none ; tail depressed, 

 fringed. — New Holland. 



Lacerta platyura. — Shaw, White's Journal. 

 EuBLEPHARis. «. Toes 5-5, subequal, conical, without any 

 scales ; short clawed ; subanal pores in a lunate series ; 

 tail round. — Lidia. 

 E. Hardwickii n. s. General Hardwicke. 

 Cyrtodactylus n. Toes 5-5, subequal, compressed, with- 

 out any scales, clawed, end compressed, bent, and arched, 

 femoral pores none, but situation marked by large scales. 

 — India. 

 C. pulchella n. s. General Hardwicke. 



Fam. V. IGUANID^. 



Palate toothed (except Cyclura) ; head and body compressed ; 

 toes mostly simple ; throat pendulous. 



* Femoral pores none : teeth 3-lobed. 

 Anolius, Cuv. Anolis, Merrem. Head shielded; back 

 crested ; toes with last joint but one dilated, pear-shaped. 

 Lacerta bullaris, Linn. 

 Basiliscus, Dand. not Cuv. Head shielded, hooded ; back 

 and tail with an erect fin ; toes margined. 



Lacerta Basiliscus, Linri. Lophyrus' 



