896 MB. S. S. FLOWBTl ON rati JlEl'TILES AND [DcC. 1, 



104. Ambltcephalus malacoanus, Pfcrs. 



Asthenodipsas malaccana, Peters, Mon. Berl. Ac. 1864, p. 273, 

 pi. — . fig. 3. 



Amblijcephahis malaccanus, Boul. Cat. Snakes, iii. p. 442. 



One specimen was obtained in the iieighboui-liood of Malacca 

 {see Potera, I. s. e.). 



Ilab. Malay Peninsula, Sumatra, Borneo. 



Family ViPEEiDiE. 

 Subfamily CrotaliNjE. 



105. Laciiesis monticola, Gthr. 



Trinieresurus convictiis, Stoliciska, J. A. S. B. 1879, p. 224, pi. xii. 

 fig. 1. 



Lachesis monticola, Boul. Cat. Snakes, iii. p. 548. 



Stoliczka caught one specimen on "Western Hill, Penang, and 

 there is a specimen in the British Museum from Singapore. 



IJab. Tibet, Himalayas, Assam, Burma, Malay Peninsula, and 

 Sumatra. 



106. Lachesis PUEPrEEOMAOUiATTrs, Gray. 

 Trigonocephalus imniceiis, Cantor, p. 122. 



Lachtsis purpureoinacidutus, Boul. Cat. Snakes, iii. p. 553. 



Cantor records this species from Penang and the Peninsula. 



Var. A. — ^There are specimens in the British Museum from 

 Penang and Singapore. 1 obtained one from Tanjong Katong, 

 Singapore. Ventrals 172; subcaudals 57 (double, except the 

 2nd and 3rd, which were single). Scales in 25 rows. 



Var. B. — There is one specimen in the British Museum from 

 Penang from Dr. Cantor. 



llah. Himalayas, Bengal, Assam, Burma, Andamans, Nicobars, 

 Malay Peninsula, and Sumatra. 



107. Lachesis gramineus, Shaw. 

 2'ric/onocej}haliis gramineus, part.. Cantor, p. 119. 

 Trimeresurus erythriirus, Stoliczka, J. A. S. B. 1870, p. 217. 

 Lachesis gramineus, Boul. Cat. Snakes, iii. p. 554. 



Cantor gives Penang, Singapore, and the Peninsula as localities 

 of this species ; Stoliczka obtained specimens from Penang and 

 Province Wellesley ; and I obtained four specimens from Province 

 Wellesley. Blanford mentions this species from Singapore. 



Hal). South-eastern Asia. 



108. Lachesis sumateanus, Eaffles. 



Lachesis sumatranus, Boul. Cat. Snakes, iii. p. 557. 

 There is a specimen in the British Museum from Singapore 

 from Dr. Dennys. 



Hah. Malay Peninsula and i\rehipelago. 



