396 COLUBRID. 
237. CALLOPHIS. 
Elaps, part. Wagler, Syst. Amph. p. 193 (1830); Schleg. Phy 
Serp . 435 (1837); Dum. gir. Erp Gén. vii. 1191 
1854) : fiinth. Cat. Col. Sn. p. 229 (1858); Jan, Rev. £° Mag 
l. 1858, p- 516. 
Calliophis, Gray, Ill, Ind. Zool. ii. (1834). 
Helminthoelaps, part., Jan, J. c. ps 518. 
Callophis, part., Giinth. Proc. Zool. Soc, 1859, p. 81; Peters, Mon. 
Berl. Ac. 1862, p. 686; Giinth. Rept. Brit, Ind. p. 346 (1864) ; 
Meyer, Mon. Berl. Ac. "1869, p- 211; Reinh. Vid.  Meddel. 1869, 
117; Meyer, Proc. Zool. Soe. 1870, p . 868, 
Oallophis, Peters, Mon. Berl. Ae. 1871 “ 579; Meyer, Sitz. Ak. 
Berl. 1886, p. 614; Bouleng. Faun. Ii Rept. p- “S33 (1890). 
Maxillary extending forwards beyond the palatine, with a pair 
of large grooved poison-fangs but no other teeth ; mandibular teeth 
subequal. Prefrontal bones in contact with each other on the 
median line. Head small, not distinct from neck; eye small, with 
round pupil; nostril between two nasals; no loreal. Body eylin- 
drical, much elongate; scales smooth, without pits, in 13 rows; 
ventrals rounded. ‘Tail short; subcaudals in two rows. 
South-eastern Asia. 
Synopsis of the Species. 
I. One pre- and two postoculars, 
A. Six upper labials. 
Ventrals 803-320 |... sawn ets vaste 1. gracilis, p. 396. 
Ventrals 240-274 .......c.cescnceve 2. trimaculatus, p. 397. 
B. Seven upper labials ; ventrals 182-247. 
A single temporal .........02-eeees 3. maculiceps, p. 3897. 
Temporals 1+1...... » Kies binle « whee 4, macclellandit, p. 398. 
Il, No preocular; one postocular ; ventrals 222-226. 
5, bibronii, p. 399. 
1. Callophis gracilis. 
Calliophis gracilis, Gray, Ill. Ind. Zool. ii. pl. Ixxxvi. fig. 1 (1884) ; 
Giinth. Proce. Zool. Soc, 1859, p. 83, and one Brit. Ind. p. 349 
(1864); Meyer, Sitzb. Ak. Berl. 1886, 
Ela 4 * REE Cantor, Proc, Zool, Soc. 1839, p. 33, and Cat. 
l. xl. fig. 7 (1847). 
Boag <2 27 ‘nth’ ‘fat. p. 280 (1858). 
Eye minute, about half as long as its distance from the mouth, 
Rostral broader than deep ; frontal as long as its distance from the 
rostral or the end of the snout, much shorter than the parietals; 
one pree- and two postoculars ; a single temporal ; six upper labials, 
third and fourth entering the eye; two pairs of subequal chin- 
shields, the anterior in contact with four lower labials. Scales in 
13 rows. Ventrals 303-320; anal divided; subcaudals 21-28. 
