236, HEMIBUNGARUS. 393 
Synopsis of the Species. 
I. Scales in 15 rows ; ventrals 219-260 ; subcaudals 12-22. 
Temporals 2+38 ; six upper labials ...... 1. calligaster, p. 393. 
No anterior temporals, sixth upper labial 
forming a suture with the parietal ; seven 
upper. Iabialgiq. sob e002 we, wees 2 collaris, p. 393. 
II. Scales in 13 rows. 
Ventrals 218-251; subcaudals 33-44; a 
Gis COMPOERE occ c os cc ek bhi a cme 3. nigrescens, p. 394. 
Ventrals 190-216; subcaudals 28-29 ; 
ee ear ae 4, japonicus, p. 395. 
1. Hemibungarus calligaster. 
Elaps calligaster, Wiegm. N. Act. Ac. Leop.-Carol. xvii. i. 1835, 
p. 258, pl. xx. fig. 2; Dum. § Bibr. vii. p. 1226 (1854); Giinth. 
Cat. p. 231 (1858) ; Jan, Rev. § Mag. Zool. 1859, pp. 509, 510, and 
Icon. Gén. 45, pl. ii. fig. 2 (1878). 
Callophis calligaster, Giinth. Proc. Zool. Soc. 1859, p. 83. 
Hemibungarus calligaster, Meyer, Mon, Berl. Ac. 1869, p. 213; 
Peters, Mon. Berl, Ac. 1872, p. 587. 
gemianulis, Peters, J. c. ; 
Callophis gemianulis, F. Miill. Verh, Nat. Ges. Basel, vii. 1888, 
p. 289. 
Rostral a little broader than deep ; frontal once and one third to 
once and a half as long as broad, as long as its distance from the 
end of the snout, shorter than the parietals; one pra- and two 
postoculars ; temporals 2+3,; six upper labials, third and fourth 
entering the eye; four lower labials in contact with the anterior 
chin-shields, which are longer than the posterior. Scales in 15 
rows. Ventrals 219-260; anal entire; subcaudals 17-22. Purplish 
brown to black above, with narrow whitish cross-bars ; red beneath, 
with black cross-bars, most of which are divided by a light cross-bar ; 
end of snout yellowish; a black bar on the upper lip below the 
eye ; end of tail red. 
Total length 520 millim. ; tail 30. 
Philippine Islands. ; 
a. 2 (V. 219; C. 22). Philippines. H. Cuming, Esq. [C.]. 
b-d. 2 (V. 229, 235; C.22, Philippines. Museum Godeftroy, 
19) & yg. (VY. 260; 
C. 17). 
e. 2 (V. 221; C. 19). Albay, S.E. Luzon. Whitehead Expedition. 
f. Skull of e. 
2. Hemibungarus collaris. 
Elaps collaris, Schleg. Phys. Serp. ii. p. 448 (1837), and Abbid. 
p. 187, pl. xlvi. figs. 10 & 11 (1844) ; Jan, Elenco, p. 114 (1868), 
and Icon. Gén. 48, pl. i. fig. 1 (1873). 
gastrodelus, Dum. & Bvrbr. vii. p. 1212 (1854). ; 
Hemibungarus collaris, Boettg. Ber. Senck. Ges. 1886, p. 117. 
