TJEOPELTIS. 



253 



tSifnupsis of ilit Grencru. 



A. Eye in the ocular sliield : fourth labial 

 iu contact with the parietal. 

 a. No meut«l groove. 



a. No supraocular shield. 



a". Tail obliquely truncated, eudiug 

 in a large, rugose, circular or 



uval, flat shield Urupkltis, p. -o'S. 



b" . Tail ending in a large convex 



rugose shield, which is neither 



truncated nor spinose at end . . lIiiixorHis, p. L'o4. 



c" . Terminal caudal scute small, 



square at the end or bicuspid, 



the points side b}^ .side Silybura, p. i'o7. 



d". Tail compressed, the terminal 



scute with two superposed, single [p. 270. 



or bilid points Psecdoplectkueus, 



//. A supraocular .•;hield Plecteueus, p. 270. 



h. A median groove along chin Mklanoi'Hidiim, p. 272. 



13, Eye distinct from surrounding shields; 

 a temporal shield separates fourtli labial 

 from parietal PLAxyrLECXEUEUS, p. 273. 



Genus UROPELTIS, 

 Cuvier, Ilegne An., 2ud ed., ii, p. 70 (part.), 1820. 

 Eye iu the ocukr shield. No lueutal groove. 



No supraocular 



Fig. 80. — Uropeltis grandis. 

 Upper surface of tail and upper and side views of head. 



uo temporal. Tail obliquely truncated, ending in a large, rugose, 

 circular or oval, flat shield. 

 Distribution. Cevlon. 



