LIZARDS. 151 



c. Plates under the dilated cordate last joint hut one of the toes in 



2 diverging series. Toes slender at the base. 



6. PxYODACxyLUS, Cuvier, Wagler, Weigmann. 



Nostrils tubular, superior, at the angle of the rostral plate. 

 Chin with some dilated scales. Fingers and toes free, slender and 

 rounded at the base, with small cross plates beneath, dilated at 

 the end, tenninal disk notched in front, with 2 series of diverging 

 plates beneath. Claws b-b, each sheathed in the notch of the disk. 

 Back granular, with rows of larger tubercles. Preanal and femo- 

 ral pores none. Tail rounded, tapering, slightly ringed, with cross 

 series of small tubercles. 



The Fan Foot. Ptyodactylus Gecko. Lacerta Gecko, Has- 

 selq. Reis. 356. Stellio Hasselquistii, Schji. Amph. ii. 13. Dum. 

 et Bib. E. G. iii. 378, t. 33, /. 3. Gecko ascolabotes, Merrem, 

 Tent. 40. G. lobatus, Geojfr. Rept. Egypt, t. 5,/, b. t.\. Supp. 

 f. 2. Schinz. Abhild. t. 17. Ptyodactylus guttatus, Rupp. Atlas, 

 13, t. 4. Le Gecko des Maisons, Borg, Diet. Class. ISf. H. vii. 182. 

 Cuv. R. A. ii. b6. G, maculatus, Schinz, Rept. t. 16, 



Eeddish brown, white-spotted; lower rostral very narrow, elon- 

 gate ; chin with a series of marginal shields. 



a. Adult, in spirits. Egypt. Presented by James Burton, jun. 



Esq. 



b, c. Adult and half grown, in spirits. Egypt. Presented by Sir 



J. Gardner Wilkinson. 



d. Half gro^vn, in spirits. Egypt. Presented by A.Christy, Esq. 



7. Uroplates, Fitz. Rhacoessa, Wagler, Weigm. 



Toes half- webbed, with small square scales beneath, dilated at 

 the end, terminal disk notched in front for the claws, and with 2 

 series of diverging scales beneath. Tail depressed, edged with a 

 thin membrane. Preanal nor femoral pores none. Back granu- 

 lar, with larger scattered tubercles. 



The Sarrouhe, Lacep. Q. O. ii. 493, forming the genus Sar- 

 rouha, Fitz., and Chiroperus, Weigmann, is probably only a badly 

 described (perhaps from a mutilated) specimen of this species ; it 

 is said to have only four fingers, and no expansions on the sides. 



The Famocantrata. Uroplates fimbriatus. Stellio fimbria- 

 tus, Schneid. Amph. 32. Dond. Zool. iii. 138. Latr. Rept. ii. 54. 

 Baud. Rept. v. 160, t. 52. Dum. et Bib. E. G. iii. 381, t. 33,/. 4. 

 Schinz. t. 17. La Tete plate, Lacep. Q. O. i. 425, t. -30. 



Yellow; membrane of the sides of the head and body torn and 

 furnished with short processes ; tail depressed, broad, with a slightly 

 scalloped membrane, rounded at the end. 



a, b. Adult and half grown, inspirits. Madagascar. Presented 

 by J. E. Gray, Esq. 



