THE SXAKK>^ OF BAXflKoK. 17 



His meiisurements refer to specimens in India. The larofest one 

 that I li.ive seen, taped (iUO mm. in total leMi>;th tlip t;iil fovniincj 

 lOo mm. This snake is ver}- Viiri.ible in its markings, but I have 

 tip to the ^^resent seen onl^'^ onr* variety in Slam, although 1 luivp 

 examined specimens from widely separa.t*^d piirts of the country — 

 Chiengmni, Den Chai, Lopburi, Hangtipiiaii ;in<l Siiacha. it ac- 

 cords piecisely with Houlenger's description oi th^ out' f' und in tlie 

 reninsulii. It would apppai' theiefore that the variety found in 

 th.s region does not grow as lai'ge ;is the one.s found in India. 



Color (in life). Above, greyis^h brown, witli line [»;(ie yellow 

 (in spiiits, white) reticulations, S)nietiines airangtd upon the b:ick 

 as distinct cross b;irs. A triingular y-llowish blot-h on either side 

 of the occiput, which miy lie fusel int") a collar. Tpper lahi.ils 

 white or yellowish, each .^Ciile with a dar\ spot. IJeneatli, greyish 

 or whitish. 



Ildhifiil. India, Ceylon. Hurnia and Indo-.'hini to tiie Malay 

 Archipela;,o. 



13. P.^<i innLop]i '^ roiiil'i iiitruf:. 



]\!ajor Wall calls it the lndo-l>urmese Sand-snalce* but in no 

 Wiiy can the title be considered particularly ;i |i[)r.tpriate to this 

 locality. 'IMiis handsome snal<e has not previously been recorded 

 frorji Siam, its ne:irest known habitit bein^- I'.-'gu ;• nd Hiissein in 

 l^urnia. it is r.ot common in l>;ingk(ilc. At Sula Pejig, on tlie 

 wj'.ste land commonly !<nown as "tlie Ditches." there is ,i .smill 

 C(,>lony. and 1 have seer, specinieiis from other puts of the 

 town. My acqu-.iintance with this sn;il<e alive is i-ontined to tie 

 Colony just mentioned, au'l to a certain time of tlie day when, 

 after heavy rain, Uie slcy <*lears for an hour or two before suns(4. 

 Then, as if seeking to dry and warm themselves, they climb to tlie 

 topmost boughs of the bushes amongst which th 'y live, and l>ask 

 in the dep irting I'ays. They ai'e s-p^ry shy anl unless approa<'lied 

 with great caution dive likft a. flash into the ui lernrouth below .laid 

 are lost to siijhl. 1 have on] v once met one on the gionnd. This 

 was by the si<le of a K'ong, in the heat of the day. ami it took 

 without hesitaiion to ihe water a)ul escaped. Whe'i caught tiist 



* Junrnal. Bomlhii/ Xat. fl:.<t. Si),-icti/. Vol. XX. N( 



