174 



COLUBRIDJB. 



/3. $ (V. 160; 0. 53). Floras. Dr. Bleeker (Psatri- 



mophis floreaianus, 

 Bltr.). 



y. ? (V. 161 ; 0. 55). N. Celebes. Dr. A. B. Meyer [0.]. 



B. SkuU of 0. 



2. Psammodynastes pictus. 



Psammodynastes pulverulentus, part., Oilnth. Cat. p. 140 (1858). 

 pictua, Giinth. I. c. p. 251 ; Fischer, Arch. f. Nat. 1885, p. 62 ; 



Mocquard, Bull. Soc. Philnm. (7) xii. 1888, p. 105 ; v. Lidth de 



Jeude, Notes Leyd. Mus. xii. 1890, p. 23. 

 Psammophis (Psammodynastes) conjunctus, Peters, Mon. Berl. Ac. 



1868, p. 451. 



pictus, Peters, I. c. p. 452. 



Psammodynastes conjunctus, Mocquard, Bull. Soc. Philom. (7) xi. 



1887, p. 178, pi. iv. 



Eather more slender, and tail longer than in the preceding. 

 Internasals as long as broad or longer than broad, as long as or a 

 little shorter than the prasfrontals ; frontal twice and a half to 

 thriee as long as broad ; two or three prae- and three or four post- 

 oculars ; third lower labial very large, bordering the mental groove 

 behind the small anterior chin-shields. Scales in 17 rows. Ven- 

 trals 152-169 ; anal entire ; subcaudals 60-78. Pale brown, 

 yellowish, or reddish above, anteriorly with dark transverse spots 

 or bars between two light stripes, posteriorly with a dark brown or 

 blackish vertebral band ; this band, in some specimens, extending 

 forwards to the head ; a dark streak on each side of the head, 

 passing through the eye and across the rostral shield ; this streak 

 edged above with a whitish line in the young ; all these markings 

 may become quite indistinct in old specimens. Lower parts whitish, 

 more or less finely speckled with brown, with or without scattered 

 black dots. 



Total length 475 millim. ; tail 90. 



Sumatra, Billiton, Borneo. 



a. Hgr. c? (V. 166 ; Deli, Sumatra. Prof. Moesch [0.1 



0.78). 

 .i,c. Hot. d'(V.168,163; Sumatra. Sir S. Raffles^ 



0.73,77). [0.]; Zoologi- H 



cal Society. *^ "^ 

 rf,e. Hgr. c? (V.167,169; Borneo. Sir E. Belcher 



. Belcher 

 0. 72, 74). [P.], 



f-h. cJ (V. 152, 156 ; 0. Telang, S.E. Borneo. Hr. Grabowsky ri!.]; 



74, 77) & yg. (V. 157 ; J. G. Fischer Col- 



0. 60). lection. 



i-k. 2 (V. 159 ; 0. ?) & S.E. Borneo, 

 yg. (V. 154; 0. 66). 



/. Hgr. (V. 164; 0. 76). Sarawak. Rajah Brooke [P.]. 



m. 2 (V. 164 ; 0. 68). Mt. Dulit, Sarawak. 0. Hose, Esq. [OJ. 



n. tj (V. 158 ; 0. 75). Labuan. L. L. DiEwyn, Esq. 



[P.]. 



