266 COLUBRID^. 



1. Macropisthodon flaviceps. 



Amphiesma flaviceps, Bum. 8f Bih: vii. p. 738 (1854) ; Jan, Areh. 



Zool. Anat. Fhys. iii. 1865, p. 2.3o, and Icon. Gen. 29, pi. iii. lig. 1 



(1868). 

 Tropidonotus leucomelas, Giinth. Rept. Brit. Ind. p. 271, pi. xxii. 



fig-. I (1864), and Zool. Rec. 1868, p. 124; F. Mull. Verh. nat. Ges. 



Basel, vii. 1882, p. 148. 

 Ampliiesma rufotorquatum, Edeling, Nederl. Tijdschr. DierJc. ii. 1864, 



p. 204. 

 Tropidonotus flaviceps, Giinth. Proc. Zool. Sac. 1872, p. 590 ; Fischer, 



Arch./. Nat. 1885, p. 53. 



Maxillary teeth 18 to 20 + 2, Rostral twice as broad as deep, 

 just visible from above ; iiiternasals as long as broad, or longer, 

 shorter than the prfefrontals ; frontal a little longer than broad, as 

 long as or a little shorter than its distance from the end of the snout, 

 shorter than the parietals ; loreal as long as deep, or deeper ; one 

 praBocular ; three or four (rarely two) postoculars ; temporals 2-f 2 

 or 2 + 3; eight (rarely seven) upper labials, fourth and fifth (or 

 third and fourth) entering the eye ; five or six lower labials in 

 contact with the anterior chin-shields ; posterior chin-shields longer 

 than the anterior. Scales very strongly keeled, in 19 rows. Ventrals 

 120-138 ; anal divided ; subcaudals 49-60. Body black, young 

 with greyish-white or pale olive cross bars, widening towards the 

 sides, and of which at least traces persist in the adult; abroad 

 orange band across the nape, sometimes disappearing in the adult, 

 separated from the head, which is yellowish brown or olive, by a 

 broad black band ; belly olive, with black cross bands, or entirely 

 black. 



Total length 840 millim. ; tail 190. 



Malay Peninsula, Sumatra, iJorneo. 



a-h. d (V. 128 ; C. 60) & Perak. L. Wray, Esq. [P.]. 



2 (V. 133; C. 60). 

 c. Yg. (V. 129 ; C. 61). Pinang (?). Gen. Hardwicke [P.]. 



(Tvpe of T. leucomelas.) 

 d-e. 2 (V. 135 ; C. 54) & District of Deli, Mr.lversen [C.]. 



yg. (V. 133; C. 49). \V. Sumatra. 



f-i. d (V. 124, 124; C. 54, Borneo. L. L. DiUwyn, Esq. fP.]. 



53), 2 (V. 130; C.52), 



& yg. (V. 120; C. 53). 

 7c-m.'^ (V. 1.33; C. 56), S.E. Borneo. 



2 {V. 130; C. 49), & 



Vg. (V. 121 ; C. 58). 

 n.''Yg. (V. 124; C. 59). ? Dr. Bleeker. 



2. Macropisthodon rhodomelas. 



Tropidonotus rhodomelas, Boie, Isis, 1827, p. 535 ; Schleg. Phi/s. 



Serp. ii. p. 310, pi. xii. figs. 10 & 11 (1837) ; Blanf. Proc. Zool. 



Soe. 1881, p. 221. 

 Amphiesma rhodomelas, Dum. Sf Bihr. vii. p. 737 (1854) ; Girard, 



U.S. Ex^lor. Fxped., Herp, p. 165 (1853) ; Jan, Arch. Zool. 



