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Show 1899.] REPTILES OF T H E MALAY PENINSULA A N D SIAM. 665 Dr. Haase's Bangkok specimens of " L.jara " that I have examined are undoubtedly L. aulicus. 121. LYCODON LAOENSIS Giinth. Lycodon laoensis Giinth. Rept. Brit. Ind. p. 317 Blgr. Cat. Snakes, i. p. 354. Discovered by M . Mouhot in the Laos Mountains. Hab. Siam. 122. LYCODON EFFRENIS Cant. Lycodon effrcenis, Cantor, p. 70, pl. xl. fig. 2. Lycodon effrenis, Blgr. Cat. Snakes, i. p. 356. Cantor obtained one specimen from Penang Hill. Hab. Malay Peninsula, Sumatra, Borneo. 123. LYCODON SUBCINCTUS Boie. Lycodon platurinus, Cantor, p, 96. Lycodon subcinctus, Blgr. Cat. Snakes, i. p. 359. Recorded from Penang Hill (Cantor) and Singapore (Brit. Mus. Cat., Hanitsch, Mower). In December 1896 I obtained another specimen in Singapore, 710 mm. in total length. In September 1897 Dr. Wilson gave me a specimen caught in Johore Bahru. And in April 1898 I got two males in the Larut Hills, Perak, at an elevation of 4400 feet (each of which had a recently swallowed lizard, Lygosoma sp. incert., in its stomach), one 753 mm. and the other 756 mm. in length. Colour (in life). Above purplish black, with double white cross-bands. Skin between scales whitish. Below, buff and purplish black * anteriorly the two colours form alternate broad but ill-defined cross-bands, posteriorly tbey are irregularly mottled. The similarity in colouring between this harmless snake and one variety of the poisonous Bungarus candidus is worthy of notice. Hab. Malay Peninsula, Sumatra, Nias, Java, Lombok, Borneo, Philippines. 124. DRYOCALAMUS SUBANNULATUS (D. & B.). Dryocalamus subannulatus, Blgr. Cat. Snakes, i. p. 371. Recorded from Singapore and Province Wellesley (P. Z. S. 1896, p. 881). Hab. Malay Peninsula, Sumatra. 125. DRYOCALAMUS DAVISONII (Blanf.). Hydrophobius davisonii, Blgr. Eauna Brit. Ind., Rept. p. 299 (1890). Dryocalamus davisonii, Blgr. Cat. Snakes, i. p. 372 (1893). Siamese. " Ngu plang-nuan." I have seen three or four specimens from Bangkok; one measured 965 m m. in total length. Hab. Tenasserim, Siam, Cochinchina, Annam. |