288 Mr. J. E. Gray on the Slender-tongued Saurians. 



* Muzzle produced, subacute, body fusiform, flat beneath, subangular 

 on the sides (Scincidse verse). 



Scincus. Ears small with scales in front ; toes short, fringed on 

 the sides. 



Scincus officinalis, Schn. Savig. Rept. Egypt, t. 2. f. 8. 



Egypt. Brit. Mus. 



SpHiENOPS, Wagler. Ears none ; toes subcylindrical. 



Sphcenops sepsoides, Reuse. Scincus sepsoides, Geoff. Sphsenops 

 capistratus, Wagler. Scincus brachypus, &cAw. Savig. Rep. Egypt. 

 t. 2. f. 9—10. 



Egypt. Brit. Mus. 



** Muzzle rounded ; body fusiform, rounded beneath ; limbs 4, mode- 

 rate; toes 5 — 5. 



Celestus. Head with two pair of supernasal scales before the 

 frontals ; ears large ; femoral pores none ; scales finely radiately 

 grooved ; ears distinct. 



Celestus striatus. Silvery. 



Hab. ? Brit. Mus. 



TachydosaupvUs, Gray. Brachydactylus, A. Smith. Head shields 

 normal, (with one pair of supernasal shields) thick, convex and 

 hard ; scales hard, bony ; femoral pores none ; ears distinct. 



Tachydosaurus rug osus, Wagler, Amph. Scincus pachyurus, Peron. 



Young. — Pale brown, yellow varied. Brachydactylus typicus, A. 

 Smith. 



New Holland. Brit. Mus. 



Egernia, Gray. Head shields normal, rugulose, subsquamose; 

 scales of back and limbs three-keeled, of tail spinose, verticillate ; 

 femoral pores none ; ears distinct. 



Egernia Cunninghami, Gray. Tiliqua Cunninghami, Gray, Proc. 

 Zool. Soc. 



New Holland. Brit. Mus. 



Tiliqua, Gray. Head shields normal, regular ; scales thin, three- 

 keeled or smooth ; femoral pores none ; ears distinct. 

 a. Front of ears with 3 or 4 scales. 

 * Scales smooth, ear-scales rather large. 



Tiliqua Whitii, Gray. Lacerta scincoides, Shaw, Zool. t. 81. 



New Holland. Brit. Mus. 



Tiliqua elegans, n. s. Pale; spots on the back, streak on sides of the 

 neck and body whitish (brown ?) in spirits ; scales thin, smooth, in 

 8 series on the nape. ^ 



Hab. Brit. Mus. 



