SUBULINA. 73 



Length 15.5, diam. 4 mm., whorls 8y 2 (Ceylon). 



West African coast, Senegambia to Angola ; Nossi-Be, Zan- 

 zibar and other East African islands; Ceylon (0. Collett!) ; 

 Batu Sangkar, Sumatra. (Harrison & Hiller, 1900!) ; Java; 

 Manila; Moluccas; New Caledonia; New Hebrides. Also in- 

 troduced in some European hothouses. 



Achatina octona MORELET, Series Conchyl. i, p. 72 (Zanzibar, 

 Dr. Vesco, under rotten wood not far from the shore) ; Voy. 

 Welwitsch p. 80, pi. 6, f. 5 ( Golungo-Alto, Angola, etc., at 

 elevation of 2000 ft.). Stenogyra octona Chemn., CEOSSE, 

 Journ. de Conchyl. 1889, p. 100 (Kanala, New Caledonia). 

 MORELET, t. c. p. 363 (Madagascar). SELL, Nachrbl. D. M. 

 Ges. 1905, p. 40 (plant house in Copenhagen) v. MARTENS 

 in Webers Zool. Erg-ebnisse einer Keise in Niederlandisch 

 Ost-Indien ii, p. 244 (Padang, Sumatra; Weber). DAUTZEN- 

 BERG, Ann. Soc. Roy. Malac. Belg. xxxiv, Memoires p. 6, pi. 

 1, f. 3 (environs of Indrapoera, west coast of Sumatra, Dr. 

 Weyers ; also Mauritius, Seychelles and Zanzibar, M. Alluaud) . 

 Subulina octona (Chemn.), BOETTGER, Bericht. Sencken- 

 berg. Ges. 1890, p. 147 (Gunung Salak, Java, Ad. Strubell) ; 

 -1891, p. 273 (Amboyna and Haruku, in some quantity, Ad. 

 Strubell). MLLDFF., Abhandl. naturforsch. Ges. Gorlitz, 

 1898, p. 156 (Manila). BOETTGER, Nachrbl. d. D. Malak. 

 Ges. 1890, p. 90 (Loucoube and Nossi-Be, Ant. Stumpff; 

 Seychelles). MARTENS & WIEGMANN, Seychellen-Mollusken, 

 in Mittheil. Zool. Sammlung Mus. f. Naturkunde in Berlin, 

 i, 1898-1900, p. 23 (Mahe, Seychelles, Dr. Brauer), p. 91 

 (Anatomy). MARTENS, Beschalte Weichthiere D. Ost-Afrika, 

 p. 123 (Zanzibar). SYKES, Proc. Malae. Soc. Lond. v, p. 198 

 (Port Fila, Efate, New Hebrides, J. J. Walker). Journ. of 

 Malacology vii, 1898, p. 91 (Kew Gardens and Manchester, 

 in hothouses). 



Ackatina crotallaria SCHUMACKER, Essai d'un nouv. Syst. 

 Test Vers, p. 202. Subulina crotalaria Schum., MOERCH, 

 Journ. de Conchyl. 1872, p. 337 (Tranquebar). S. crota- 

 laria Schnm., Beck, Index Moll. p. 77, no. 10 (Tranquebar). 



Achatina mamillata CRAVEN, Proc. Zool. Soc. Lond. 1880, 

 p. 215, pi. 22, f. 8 (Nossi-Be, under dead leaves in woods 



