11. JIACROPISTHODON. 267 



Anat. rinjs. iii. 18G5, p. 234. and Icon. Gen. 20, pi. ii. fig. 2 



(18G8). 

 Xeiiodon rbodomelas, Gilnth. Cat. p. 58 (1858). 

 Tropidonotus mortoni, Theob. Cat. Jiejd. As. Soc. Mus. p. 57 (1868). 



Maxillary teeth 12 to 15 + 2. llostral at least twice as broad as 

 deep, scarcely visible from above ; internasals as long as broad, 

 bhorter than the praifrontals ; frontal once and one fourth or once 

 and one third a.s long as broad, a little longer than its distance from 

 the end of the snout, a little shorter than the parietals ; loreal as 

 long as deep or a little deeper ; one pra:ocular, usually with a small 

 subocular below ; three or four postoculars ; temporals 2 + 2, 2 + 3, 

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

 fourth and fifth) entering the eye ; four or five lower labials in 

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

 broad and snbequal in length, or hinder pair longer. (Scales strongly 

 keeled, in 19 rows. Yentrals 128-138; anal divided; subcaudals 

 42-58. Greyish or pale reddish brown above, with a dark brown 

 or black vertebral stripe which expands in a V-shaped blotch on 

 the nape ; lips, throat, and sides of belly pink, middle of belly 

 yellow ; a series of small black spots along each side of the belly. 



Total length 520 millim. ; tail 85. 



Malay Peninsula, Sumatra, iJorneo, Java. 



ab. d (V. 133 ; C. 52) Singapore. Dr. Dennys [P.]. 



& hgr. (V. 133 ; C. 47). 



c. Hgr. (V. 133 ; Col). Singapore. W. Davison, Esq. 



[c.]. 



d. 2 (V. 1.37 ; C. 50). INIatans. 



e. $ (V. 138 ; C. bS). Mt. Diilit, Borneo. C. Hose, Esq. [C.j. 



f. $ (V. 134; 0.42). Java. 



g. Yg. (V. 128 ; C. 50). ? Col. Beddome. 



3. Macropisthodon plumbicolor. 



Tro]iidonotus plumbicolor, Cantor, Froc. Zool. Soc. 1839, p. 54 ; 



Giint/i. liejit. lint. Ind. p. 272 (1864), atid Zool. lice. 1865, 



p. 154 ; iStoliczka, Joum. As. Soc. Benf/. xl. 1871, p. 438 ; 



Anders. Proc. Zool. Soc. 1871, p. 170; 'J'heob. Cat. liept. Brit. 



Ind. p. 179 (1870); Murrai/, Zool. Sind, p. 380 (1884); Boideuij. 



Faun. Ind., liept. p. 351 (1890). 

 Xenodon viridis, I)um. Hf Bibr. vii. p. 703 (1854); Gihifh. Cat. 



p. 57 (1858) ; Jan, Arch. Zool. Anat. Fhijs. ii. 1^03, p. 319. 

 Trigonocepiialus uUioti, Jerdon, Journ. As. Soc. Benf/. xxii. 1854, 



p. 523. 

 Anipliiesma brachyuruiu, Jan, Arch. Zool. Andt. Phrjs. iii. 1865, 



p. 237, and Icon. Gen. 29, pi. iii. fig. 2 (1868)., 

 Halys ellioti, Theob. I. c. p. 225. 



Maxillary teeth 12 or 13 + 2. llostral at least twice as broad as 

 deep, scarcely visible from above ; internasals as long as broad or 

 broader, shorter than the praifrontals ; frontal once and one fourth 

 or once and one third as long as broad, as long as or a little longer 

 tliau its distance from the cud of the euout, as loug as or a little 



