XENOPELTID. 167 
= as: (V. 142, 120; C. Anamallays. Col. Beddome [C.}. 
rk, g (V. 147, 149; ©. Anamallays, 4700 ft. W. Davison, Esq. 
). .]. 
1. 9 (V.128; C.5). Wynad, 3000 ft. oft dome [C.]. 
of P. hewstoni.) 
m. 9 (V.127; 0.7). Wynad. Beddome [C.}. 
| n-qg. 3 (V. 182; C.8) & Travancore hills Col. Beddome [C.}. 
2 v8 135,130; C. 3000-4000 ft. (Types of 7’, travancoricus.) 
, 7, 7). 
r-t. Her. (V. 139, 147; C. High range of Tra- H.S. Ferguson i 
ie 10) & yg. (V.150,C.  vancore Hills, [P.}. ‘ost 
i Fam. 6. XENOPELTIDZE. 
Imbricate, part., Bote, Isis, 1827, p. 510. 
Agi nyo Holodontiens, part., Duméril, Mém. Ac. Se. xxiii. 
. 424, 1853. 
Tertricide, part., Jan, Elenco sist. Ofid. p. 18, 1863. 
Xenopeltide, Cope, Proc. Ac. Philad. 1864, P; 230. 
Xenopeltide, Gtinther, Rept. Brit. Ind. p. 180, 1864. 
Xenopeltidw, Cope, Proc. Am. Phil. Soc, xxiii. p. 482, 1886. 
Xenopeltide, Boulenger, Faun. Ind., Rept. p. 275, 1890. 
Cranial bones more or less solidly united; transpalatine present ; 
pterygoid extending to quadrate ; supratemporal present, suspending 
quadrate ; prefrontal in contact with nasal. Mandible without 
coronoid bone. Teeth in jaws, palate, and premaxillary. 
A single genus, inhabiting South-eastern Asia. 
1. XENOPELTIS. 
Xenopeltis, Reinw. in Boie, Isis, 1827, p. 564; Dum. § Bibr. “Ae 
Gén. vii. p. 28 (1854); Giinth. Rept. Brit. Ind. p. 180 (1864); 
ooh Icon. Gén. p. 57 (1865); Bouleng. Faun. Ind., Rept. p. 276 
(1890). 
Tortrix, part., Schleg. Phys. Serp. ii. p. 1 (1887). 
Teeth small, equal, closely set, and very numerous (4 on each 
side of the premaxillary, 33-38 in each maxillary, 35 or 36 in 
each ramus of the mandible). Dentary bone attached loosely 
to the apex of the articular and movable on it. Head not 
distinct from neck; eye small, with vertically elliptic pupil. 
Nostril between two small nasals; frontal in contact with a 
large agygous interparietal shield, which is in the middle between 
four parietals. A mental groove. Body cylindrical; scales smooth, 
in 15 rows; ventrals large; tail short, subcaudals in two rows, 
- Asia. 
South-eastern Asia — 
fia «~ 
