12 NILS QYLDBNSTOLPÄ, THE SWEDISH ZOOLOGICAL EXPEDITIONS TO SLAM. 1. SNAKES. 



13. Lycodon aulicus Linn. 



One specimen, Chieng Mai, Northern Siarn, " <.i 1014. 

 » » . Chieng Mai. Northern Siarn, * 5 /s 1914. 



Both my specimens belong to the variety I), in the Catalogue Brit. Mus. All 

 the yellowish labials have brownish spöts and there is a whitish collar on the oeei- 

 put; on the back there are whitish crossbands and reticulations, the crossbands 

 bifurcating on the sides. 



Total length =-=485 & 460 mm. resp. 

 Length of tail = 92 & 80 mm. resp. 

 Ventrals = 189 & 203. 



Sub-caudals = — - & 



67 65 



The largest specimen was caught in a low fcree, the other one under a pile of 

 bricks. 



14. Lycodon laoensis Gthr. 



One specimen, Häng Tapan, Siamese Malaya, 1914 M. Smith coll.). 

 . Bangkok, Dee. 1911. 



On the specimen collected at Bangkok 1911 the body is provided with 22 

 white crossbands, the first immediately behind the parietals; the 2 nd — 6"' much 

 broader than the other, widening on the sides to broad triangulär white markings; the 

 hindmost ones are narrow and bifurcating on the sides. On the tail there are 15 white 

 crossbands. The upper lip is white, unspotted. The ventral shields are fewer in 

 number than stated as minimum for the species viz. 165 instead of 179. 



Total length =-440 mm. 

 Length of tail 95 mm. 

 Ventrals 165. 



Subcaudals 



67 



L. G. Andersson. 



15. Dryocalamus davisonii Blank. 

 Two apecimens, Sapatom, 1914 (M. Smith coll.). 



Bolli t hese speeimens agree with each other in having the sature between the 

 internasals a little Longer than that between the prafrontals; in both speeimens there 

 is also only one postoeular on one side and two on the other. 



Total Length 911 and 650 mm. resp. 



Length of tail l^il» & u<> » 



