5-i6 Mr. G. A. Bouleniicr on new 



LXX. — Further Desci'i'ptions of new Reptiles collected hy 

 Mr. P. 0. Simons in Peru and Bolivia *. Bj G. A. 

 BOULENGER, F.R.S. 



Stenocercus variabilis. 



Pterygoid teeth. Anterior border of ear denticulated. 

 Upper head-scales smooth ; some of the supraoculars feebly 

 enlarged transversely ; occipital not enlarged ; temporal scales 

 feebly keeled. Side of neck with folds enclosing shallow 

 pockets covered with granular scales ; antehumeral fold very 

 strong, with a serrated edge on its lower half. Body de- 

 pressed. A very slight dorsal crest. Dorsal scales rather 

 large, strongly imbricate, sharply keeled, shortly mucronate ; 

 the keels forming continuous lines, which are parallel or 

 slightly oblique on the posterior part of the back ; lateral 

 scales passing gradually into the smaller smooth ventrals ; 

 67 to 69 scales round the middle of the body. The adpressed 

 hind limb reaches the ear or a little beyond ; fifth toe not 

 extending as far as second. Tail about twice as long as 

 head and body, tapering, scarcely compressed, the scales a 

 little larger than on the body, and forming rings. Green, 

 spotted with whitish on the sides, or greyish, spotted with 

 black above and on the sides or on the sides only ; whitish 

 beneath, throat marbled with olive ; one specimen with a 

 black bar across the scapular region and the throat and belly 

 nearly entirely black. 



millim. 



Total length 262 



Head 22 



Width of head 16 



Body. 70 



Fore limb 39 



Hind limb 65 



Tail 170 



Several specimens from Palca, Bolivia, 10,000 h%i. 

 Closely allied to ^S". cupreus, Blgr., from which it differs in 

 the smaller dorsal scales. 



Liolcemus annectens. 



Nostril supero-lateral. Upper head-scales small, smooth ; 

 two longitudinal series of scales on the frontal region ; inter- 

 parietal and parietals snail, subequal; three to five supra- 

 oculars feebly enlarged transversely ; a single series of scales 



* Cf. • Annal-; vol. vi. 1000, p. 181. 



