88 



1. Dendrelaphis tristis. 



Kussell, Ind. Serp. i. pi. xxxi. (179G) & ii. pis. xxv. & xxvi. 



(1801). 



Coluber Iristis, Daud. Kept. vi. p. 430 (1803). 

 Dipsas schokari, part., Kuhl, Beitr. Zool. veryl. Anat. p. 80 (1820). 

 Leptophis mancas, Bell, Zool. Journ. ii. 182.5, p. 208. 

 Dendrophis chnirecacos, Boie, Isis, 1827, p. 541. 



niaiiiar, Boie, 1. c. p. 542. 



boii, Cantor, Proc. Zool. Soc. 1839, p. 53. 



pictus, part., Schleg. Phys. Serp. ii. p. 228 (1837) ; Dum.fyBibr. 



vii. p. 197 (1853) ; Giinth. Cat. p. 148 (1858), andRept. Brit. Ind. 



p. 297 (1864) ; Jan, Icon. Gen. 32, pi. i. figs. 1 & 2 (1869) ; Tlieob. 



Cat. Rept. Brit. Ind. p. 190 (187(3) ; Bouleng. Faun. Ind.. Kept. 



p. 337 (1890). 



Leptophis pictus, part., Cantor, Cat. Mai. Rept. p. 83 (1847). 

 Dendrophis pictus, var. vertebralis, Jan, Elenco, p. 85 (1863). 



pictus, F. Mutt. Verh. not. Ges. Basel, viii. 1878, p. 208. 



helena, Werner, Zool. Anz. 1893, p. 81. 



Eye as long as its distance from the nostril. Rostral about once 

 and one third as broad as deep, visible from above ; internasals as long 

 as or a little shorter than the praefrontals ; frontal once and a half 

 to once and two thirds as long as broad, as long as or a little longer 

 than its distance from the end of the snout, as long as or slightly 

 shorter than the parietals ; loreal elongate ; one praa- and two post- 

 oculars ; temporals 2 + 2; nine upper labials (rarely eight), fifth 

 and sixth (or fourth and fifth) entering the eye ; five lower labials 

 in contact with the anterior chin-shields, which are much shorter 

 than the posterior. Scales in 15 rows. Ventrals 163-192; anal 

 divided ; subcaudals 113-140. Olive above, with or without black 

 margins to the scales ; scales of outer row, and of middle row on 

 anterior part of body, usually yellowish ; usually a round yellow 

 spot in the middle between the parietals ; upper lip yellow, bordered 

 by a black streak along the temple ; black spots or oblique bars may 

 be present on each side of the neck, and one or two black lateral 

 lines along the posterior part of the body ; lower parts yellowish or 

 greenish. 



Total length 1310 millira. ; tail 420. 



Eastern Himalayas, Assam, India, Ceylon. 



a. Hgr. c? (V. 192 ; C. 133). Darjeeling. T. C. Jerdon, Esq. [P.]. 



b. rf (V. 187 ; C. ?). Khasi Hills. Sir J. Hooker [P.]. 

 c-d. Hgr. c? (V. 189; C. Khasi Hills (?). Dr. Griffith. 



120) & $ (V. 185 ; C. ?). 

 e. Hgr. $ (V. 185 ; C. 127). Sind. Messrs, v. Schlagintweit 



[C.]. 



/. $ (V. 181 ; C. ?). Matheran, Bombay. Dr. Leith [P.]. 



y. <S (V. 184; C. 140). India. Dr. P. Russell. 



h. $ (V. 166 ; C. 113). Ceylon. Dr. Kelaart. 



i. <5 (V. 184; C. 132). Ceylon. E. W. H. Holdsworth, 



Esq. [C.]. 

 k, /, m. 2 (V. 163, 164 ; Ceylon. 



C.?,121)&yg.(V.165; 



C. 127). 



