226 sciNCiD^. 



sides blackish browu ; two series of dark browu spots or dots 

 aloDg the back. 



From snout to vent 4*25 inches. 



Hah, Golgonda Hills, near Vizagapatam, 3000 feet, and Gorge 

 Hills, Godavari, 2000 feet. 



Genus CHALCIDOSEPS, 



Bouleiiger, Cat. Liz. iii, p. 423, 1887. 



Palatine bones not meeting on the median line of the palate, 

 which is toothless. Teeth conical. Eye small ; lower eyelid scaly. 

 Ear-o])eniDg distinct, minute. Xostril pierced in the rostral, close 



Fig. 02. — Upper and side views of head of Chalcidoseps thwaitesii. 



to the posterior border ; no supranasals ; prtefrontals and fronto- 

 parietals absent. Body much elongate ; limbs very short, tetra- 

 dactyle. 



Distribution . Ceylon. 



264. Chalcidoseps thwaitesii. 



Nessia thwaitesii, Giinth. A. M. N. H. (4) ix, 1872, p. 8(3 ; Theoh. 



Chalcidoseps thwaitesii, Boideny. Cat. Liz. iii, p. 423, pi. xxxviii, fig-. 1 . 



8iiout obtuse, scax'cely projecting beyond the labial margin ; 

 frontonasal broader than long, broader than the frontal and about 

 half as long ; the latter longer than broad, angularly emarginate on 

 each side by the first supraocular ; 5 supraoculars ; 7 supraciliaries : 

 interparietal triangular, narrower than tlie frontal and half as long ; 

 parietals forming a suture bt'liind tlie interparietal ; a pair of 

 michals and a pair of temporals broader the parietals : second 

 upper labial largest, third entering the orbit. 24 scales round the 

 middle of the body. Pncanals not eularged. Digits very shoi-t. 

 Tail half as long as head and body. Brown above, yellowish 

 below, each scale with darker centre. 



Prom snout to vent 2-6 inches: tail 1%'}. 



Hah. Ceylon. 



Genus ACONTIAS, 



Cuvier, Regne Au. ii, p. 60, 1817. 



Palatine bones not meeting on the median line of the palate, 



