280 Mr. Gray on the Slender-tongued Saurians. 



Lacerta agilis, Linn- ? Lichst. Lac. Europse, Pallas. 

 Var. 1. Lac. stirpium, Daud. iii. t. 35, f. 2. 

 Var. 2. Lac. arenicola, Daud, iii. t. 38, f. 2. 



Inhab. Europe, England. 



See also Lacerta longicaudata, Ruppell. Mus. Francf. 

 Teira, Gray. Nostrils erect, in the suture of three scales, lateral; ab- 

 dominal shields (6-rowed) all square ; throat scales small; toes simple. 



Teira punctata. Lacerta Dugesii, Edw. Ann. Sci. Nat., t. 6, f . 2. ? 

 Dark, blackish-green, darker on the sides, closely and minutely white 

 speckled, beneath pale green ; caudal scales obscurely keeled. 



Inhab. Europe ; Madeira ? 



Eremias, Fitz. Nostrils in the suture of three scales, lateral ; ab- 

 dominal plates with the outer side oblique and contracted behind ; 

 temple scaly ; prseanal scales two, small, triangular, one behind the 

 other, with oblong four-sided shields on each side of them. 

 * Abdominal shields 6-rowed; muzzle short ; dorsal scales small; smooth, 

 ovate. Nucras. 



Eremias Lalandii. Lacerta Lalandii. Edw. Ann. Sci. Nat. t. 5, 

 f. 6., t. 8, f. 5. 



Inhab. Gape of Good Hope. 



* * Abdominal shields 14 or\6-rowed; scales smooth, small. Eremias, 



Eremias velox. Lacerta velox, Pallas. 



B. Collar distinct. Dorsal scales rather granular. Nostrils hori- 

 zontal in the keel on the sides of the muzzle. Toes fringed. Ven- 

 tral shields oblique. 



Scapteira, Fitz. Ida, Gray, MSS. Brit. Mus. Nostril in the 

 upper edge of the first labial shield, with two small shields above 

 and behind it ; prseanal shields numerous ; abdominal shields rhom- 

 bic, the central ones often narrowed on both sides behind ; toes 

 fringed on the outer side ; the claws very long, acute. 



a. Prceanal shields broad ; three of the central series placed one be- 

 hind the other; abdominal shields S-rowed, rhombic. 



* Dorsal scales large. 



Scapteira incequalis. (Ida insequalis, MSS . B. Mus.) Savigny Rept. 

 Egypt, t. 1, f. 10 ? Pale olive ; black dotted; scales of the back large, 

 rhombic, keeled ; of the sides 6mall, keeled ; tail very long, slender. 



Inhab. N. Africa, Egypt. 



* * Dorsal scales small. 



Scapteira pulchella. (Ida pulchella, Gray, MSS. Brit. Mus.) Sa- 

 vigny, Rept. Egypt, t. 2, f. 2. ? Olive (under the epidermis brown) ; 

 back with six longitudinal whitish streaks, and intermediate series of 

 irregular unequal white spots ; limbs white spotted, beneath white. 



