SNAKES FOUND IN PALAWAN. 601 



by ill-defined black bars; the upper surface of the head shows a network 

 of faint black lines; belly bluish-green; tail coral-red, the yellow lateral 

 streak being here spotted with purple. 



Trimeresurus wagleri (Boie).*tt 



This species has been collected in the Philippines in Palawan, Min- 

 danao, and Albay. Its range includes the entire Malay Archipelago. 

 Two of Schultze's specimens are of a new color variety in which the 

 usual blue or purple lines are replaced by red. 



Trimeresurus sumatranus (Baffles). J 



A single specimen was found in Palawan by Everett. Found outside 

 the Philippines in Singapore, Sumatra, and Borneo. 



Trimeresurus schnitzel n. sp.* 



Scales between eyes and gular and occipital scales smooth; scales on 

 body faintly keeled. First lower labial in contact with its fellow behind 

 the symphysial. Tail prehensile; scales in 23 rows; ventrals 203; anal 

 entire; subcaudals 70. 



Canthus of snout rounded; diameter of the eye more than half its 

 distance from the tip of the snout. Eostral one-fourth broader than deep ; 

 nasal entire; upper head-scales small, smooth, sub-imbricate, rounded 

 behind instead of pointed, irregular in shape and size; 8 between the 

 anterior ends of the supi'a-oculars : supra-oculars narrow, as long as the 

 diameter of the eye; internasals small, separated by two scales of the 

 same size; a sub-ocular and two or three post-oculars; sub-ocular in 

 contact with the third labial; temporal scales smooth; ten upper labials, 

 the second forming the anterior border of the loreal pit, the third largest. 



Olive-green above, with black cross-bars united on the back by zig-zag 

 lines; the dor.'ral surface of the head marked by a reticulate pattei-n of 

 distinct black lines; outer row of scales canary-yellow; belly yellowish- 

 green; tail bright red. 



Total length, 330 millimeters; tail, 46 millimeters. 



Iwahig, Palawan ; collected by Mr. W. Schultze. 



T. schultzei differs from T. gramineios in the following characters: 

 the snout is shorter; the occipital scales are smooth; the inter-nasals 

 are much smaller; the head scales are less pointed and more irregular, 

 imbricating less; the scales of the body are less keeled, the scales are in 

 23 rows (although T. gramineus rarely has 23), ventrals 203; the body 

 is longer in proportion to the tail. 



