121. CALAMARIA. 337 
the supraocular; one preocular; one postocular; diameter of the 
eye equal to its distance from the mouth; five upper labials, 
third and fourth entering the eye; symphysial in contact with the 
anterior chin-shields; posterior chin-shields separated (or in 
contact). Scales in 13 rows. Ventrals 165 (149); anal entire; 
subcaudals 12 (19), Tail ending in a point. Brown above, with 
longitudinal black lines or series of spots; head blackish above ; 
scales of the outer series with a yellowish spot; lower parts uniform 
yellowish. 
Total length 280 millim.; tail 13. 
Sumatra, Java. 
a. 2 (V. 165; C. 12). —? Dr. Bleeker. (One of the types.) 
The following appears to be closely allied to, and may have to be 
regarded as a colour-variety of, C. margaritifera :— 
CALAMARIA HOEVENII. 
Calamaria hoevenii, Edeling, Nat. Tijdschr. Nederl. Ind, xxxi. 1870, 
p. 380. 
Rostral well visible from above ; frontal once and a half as long 
as broad; five upper labials, third and fourth entering the eye; 
symphysial in contact with the anterior chin-shields ; a small scale 
between the two pairs of chin-shields. 13 rows of scales. Ven- 
trals 169; anal entire; subcaudals 9. Brown above, head marbled 
with black ; back with transverse pale black-edged bands; a series 
of whitish spots along the outer row of scales ; lower parts yellowish 
with black spots. 
Total length 305 millim.; tail 13. 
Sumatra. . 
8. Calamaria prakkii. 
Calamaria prakkei, v. Lidth de Jeude, Notes Leyd. Mus. xv. 1893, 
p. 252. 
Rostral as deep as broad, well visible from above; frontal once 
and a half as long as broad, shorter than the parietals ; one pra- 
and one postocular; five upper labials, third and fourth entering 
the eye; symphysial in contact with the anterior chin-shields; no 
azygous shield between the four chin-shields. Scales in 15 rows. 
Ventrals 126-144; anal entire; subcaudals 25-30. Tail obtuse, 
with a conical scale at the end. Dark brown above, with bluish 
gloss; scales of the outer row with a light spot; some specimens 
brown, with rather indistinct blackish longitudinal lines; an indi- 
cation of a light collar may be present; belly yellow, with or 
without small dark spots; lower surface of tail usually with a 
median black line. 
Total length 260 millim. ; tail 40. 
North Borneo. 
VOL. Ii. Z 
