LIZARDS. 159 



Peron's Peripia. Peripia Peronii. Heraidactylus Peronii, 

 Dum. et Bib. E. G. iii. 352, t. 30,/. 1. H. leiums, Gray. 



Tail depressed, enlar^'ed at the base, roundish ; chin with (> 

 shields ; " pupil elliptical." 



a. In spirits, discoloured. Isle of France ? 



Variegated Peripia. Peripia variegata. Hemidactylus 

 variegatus, Dum. et Bib. E. G. iii. 353. 



Chin with 4 shields; fulvous or brown, varied with black or 

 chesnut ; " pnpil rounded.'' 



a. In spirits. New Holland, Houtman'sAbroUos. 



17. Peropus, Weigmann. 



Toes dilated at the base, with 2 series of diverging plates 

 beneath, last joint compressed, exserted, clawed, the two middle 

 hinder toes united at their base. Thumb dilated its whole length, 

 clawless. Scales granular. Femoral pores ? Tail de- 

 pressed, lanceolate, tapering, rounded above, flat beneath, toothed 

 on the edge. 



The Peropus. Peropus mutilatus. Hemidactylus mutilatus, 

 Weigmann J Act. Acad. Nat. Cur. xvii. 288. Dum. et Bib. E. G. 

 iii. 354. 



Grey, with obscure brown spots, white beneath ; scales small, 

 smooth,convex, many-sided, those of the middle of the back small- 

 er ; the chin-shields few. 



Inhab. Manilla. Mus. Berlin. 



II. Toes more or less dilated, with a single series of transverse 



plates beneatli. 



C. Toes dilated, fiat below, last joint (only) compressed, rather 

 produced, often altogether umnting. The plates beneath the toes 

 membranaceous, smooth. Platydactylina. 



a. Claws 5-5, thickish, with the compressed last joint claived. 



18. Theconyx. Platydactylus, part, Dum, et Bib. 



Toes free, clawed, dilated the whole of their length, with entire 

 transverse plates beneath, last joint compressed, short, iuflexed, 

 claws incurved. Thumb like the toes, clawed. Head pyramidi- 

 cal, triangular. Back grooved. Skin with very close conical 

 granules. Preanal pores distinct. 



The Seychelle Gecko. Theconyx Seychellensis. Platy- 

 dactylus Seychellensis, Dum. et Bib. E. G. iii. 318, t. 28,/. 1. 



Fulvous, with 2 series of chesnut spots on the middle of the 

 back. 



Inhab. Island of Seychelles. Mus. Paris, 2 specimens. 



P 2 



