157 



as broad, not twice so broad as a supraocular, shorter than 

 the parietals; one prae- and one postocuhir; five upper labials, 

 third and fourth entering the eye, fifth largest; mental in contact 

 with the anterior chin-shields; both pairs of chin-shields in 

 contact. Scales in 13 rows; ventrals 126^ — [44; anal entire; 

 subcaudals 25 — 30. Tail obtuse, with a conical scale at the end. 



Dark brown above, with bluish gloss; scales of outer row 

 with a light spot; sometimes indistinct black longitudinal lines 

 on the back; an indication of a light collar present or absent; 

 four anterior upper labials white, with dark sutures. Lower 

 surface yellow, with or without small dark spots; tail with a 

 median black line. Length of head and body 220 mm.; tail 40 mm. 



Type-specimens examined in the Leiden Museum. 



Habitat: Borneo (Sandakan Bay!). 



9. Calamaria nuchalis Boulenger. 



Calainaria ?iuchalis^ Boulenger, Ann. Nat. Hist. (6) XVIII 1896, p. 62; Pioc. 

 Zool. Soc. 1897, pi. XIII, fig. 3. 



Diameter of the eye greater than its distance from the 

 mouth; rostral more broad than deep; frontal one time and 

 two thirds as long as broad, three times as broad as a supra- 

 ocular, as long as the parietals; one prae- and one postocular; 

 five upper labials, third and fourth entering the eye; mental 

 and three lower labials in contact with the anterior chin- 

 shields ; both pairs of chin-shields in contact. Scales in 13 rows; 

 ventrals 135; anal entire; subcaudals 16. Tail ending in an 

 obtuse point. 



Dark brown above, with small round black spots; a black 

 lateral streak along the second row of scales, outer row white; 

 head dark brown, speckled with black; nape yellowish, with 

 two large black blotches; tail with three or four yellow 

 blotches on each side. Lower surface white, each ventral with 

 a black dot at the outer end; subcaudals white, a black median 

 line po.steriorly. Length of head and body 165 mm.; tail 15 mm. 



Type-specimen examined in the British Museum. 



Habitat: S. Celebes 2000 feet!. 



10. Calamaria sumatrana Edcling. 



Calamaria sumatrana^ Edeling, Nat. Tijdschr. Nederl. Ind. XXXI 1870, p. 379. 

 Calamaria sumatrana^ Boulenger, Cat. Sn. II 1894, p, 339. 



Diameter of the eye equals its distance from the mouth; 



