220 ME. G. A. BOTTLEIfGEB Olf THE [Feb. 2, 



53. Zamenis dipsas, Schleg. 



Snout scarcely projecting, obtuse; eye very large. Rostral 

 broader than deep, just visible from above ; internasals shorter 

 than the prtefrontals ; frontal once and a half to once and three- 

 fifths as long as broad, as long as or louger than its distance from 

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

 long as deep or a little longer than deep ; praeocular single or 

 divided, not touching the frontal, with a small subocular below it ; 

 two postoculars ; temporals 1 + 2 or 2 + 2 ; eight upper labials, 

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

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

 longer than the anterior, and in contact anteriorly. Scales smooth, 

 in 13 rows. Ventrals 187-197 ; anal entire ; subcaudals 102- 

 139. Adult blackish brown or black ; the anterior part of the 

 body pale brown or yellow on the sides and yellowish Avhite 

 beneath, with vertical black bars on the sides ; upper lip yellow. 

 Young pale yellowish brown above, with dark olive spots or cross- 

 bands, or with two blackish dorsal stripes, uniform olive-brown 

 posteriorly ; a bright yellow nuchal collar, sometimes interrupted 

 in the middle. 



Total length 2 metres ; tail 55 centim. 



An adult male and a young specimen were obtained at Tomohon 

 by the Drs. Sarasin ; also two young specimens at Eurukan 

 (Minahassa). 



Manado (Bleeker, Bruijn). 



54. OOLUBEB JANSENI, Blkr. 



Five specimens ; Kema, Tomohon, Kottabangu, Mapane, Luhu. 

 Manado, Macassar (Meyer). Manado (Bruijn). 



Body compressed. Snout subacuminate, elongate, obliquely 

 truncate and projecting. Eostral broader than deep, just visible 

 from above : internasals as long as broad, a little shorter than the 

 praefrontals ; frontal once and one-fourth to once and a half as long 

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

 of the snout, a little shorter than the parietals ; loreal at least twice 

 as long as deep ; one large praeocular, in contact with the frontal ; 

 two postoculars; temporals 1-1-2 or 2 + 3; nine or ten upper 

 labials, fifth to seventh entering the eye ; five or six lower labials 

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

 than the posterior. Scales smooth or faintly keeled, in 23 or 25 

 rows. Ventrals angulate laterally, 247-2.36; anal divided; sub- 

 caudals 133-140. Olive or yellowish brown above, some or all of 

 the scales black-edged, entirely black posteriorly and on the tail ; 

 back of the head sometimes black ; a black lateral stripe may be 

 present. Young pale olive anteriorly, with or without small 

 blackish markings, greyish olive posteriorly. 



Total length 1990 millim. ; tail 450. 



The Drs. Sarasin have observed this snake to inflate its neck when 

 irritated. 



