( 68 ) 

 N. Burtonii, Gray, 



Body and tail elongate, anguine. Tail shorter than body (from 

 breakage and reproduction). Rostral shield large, protruding, 

 depressed, pierced laterally by the nostrils, behind which is a' 

 longitudinal groove. Frontals confluent into one large shield ; 

 vertical large ; concave at side to receive the superciliaries. Super- 

 ciliaries four. Occipitals three. The central one largest triangular, 

 A very long loreal shield below which is the first labial which is 

 similar in form and length to the loreal. Scales in 25 longitudi- 

 nal and 84 transverse rows, equal smooth. Eye small. Ear opening 

 not visible. Feet very short and feeble, each ending in three minute 

 toes with short claws. 



Length 5 inches, of which body is three inches. 

 Inhabits Ceylon (Kaduganava, AUagalla, and Ambegammoa) 

 Kelaart. 



N. monodactyla. Grey Ann. and Mag., N. H. 

 Evesia monodaotyla Gray. 

 E. Bella D. et B. 



T.etrapedos Smithii Jan. in Wieg. Arch., 1860, p. 69. 

 Closely allied to Burtonii, Scales in 22 — 25 longitudinal and 

 105 transverse rows. Opening of ear minute but distinct. 

 Feet very short and feeble. The hind feet half as long as the 

 snout, and without toes. 



Inhabits Ceylon. 



N. Thwaitesii Gthr. An. and Mag., N. H., 1872, Vol. 

 IX, p. 86. 

 Toes four on all feet. Nostril close to the posterior margin 

 of the plate, with no slit behind. Two loreals one behind the 

 other. Body with 26 longitudinal and 72 transverse rows of 

 scales. Limbs more developed than in N. Burtonii. Toes dis- 

 tinct and clawed^ Ear minute, hidden. Colour brown, paler 

 below. 



Body 2-70 ; tail 1-30 = 4-00, inches. 

 Inhabits Ceylon. 



