i57 



Very variable in colour-pattern, the majority of the specimens agrees with Kiener's fig. i 

 and \b or is intermediate, that from Stat. 64, with his fig. 1 c. 



Prof. Bergh has (Zool. Jahrb. Bd 8, Abth. für Anat. p. 372, PI. 22, fig. 11 — 14) described 

 and figured the radula of this species. 



Fam. Cerithiidae. 



Cerithium Adanson. 



1 . Cerithium nodulosuyt Bruguière. 



'S 



Bruguière. Encycl. Meth. PI. 442, fig. 3. 



RUMPH. Arab. Rariteitkamer, p. 101, PI. 30, fig. O. 



KlENER. Coq. Viv. Vol. IV, Cerithium, p. 4, PI. 2, fig. 1. 



REEVE. Conch. Ie. Vol. XV, Cerithium, fig. 3. 



Tryon. Man. of Conch. Vol. IX, p. 122, PI. 19, fig. 13, 14; PI. 20, fig. 15. 



KOBELT. Martini-Chemn. Conch. Cab. Ed. II, Vol. I, Cerithium, p. 76, PI. 15, fig. 1. 



Stat. 78. Lumu-Lumu-shoal, Borneo-bank. Shore. 1 Spec. 



Stat. 89. Pulu Kaniungan Ketjil. Reef. 1 Spec. 



Stat. 225. South of Lucipara-island. Reef. 1 Spec. 



Stat. 313. Dangar Besar, Saleh-bay. Up to 36 M. Sand, coral and mud. 1 Spec. 



Three of the specimens of this common species are young, dead shells. That from Stat. 3 1 3 

 is a fine specimen, probably containing the soft parts, which are too much withdrawn to be seen. 



2. Cerithium columna Sowerby. 



SOWERBY. Genera of shells. Vol. II, PI. 204, fig. 7. 



KlENER. Coq. Viv. Vol. IV, Cerithium, p. 7, PI. 3, fig. 1 [eclünatum). 



REEVE. Conch. Ie. Vol. XV, Cerithium, fig. 2. 



Tryon. Man. of Conch. Vol. IX, p. 123, PI. 20, fig. 17, 18. 



KOBELT. Martini-Chemn. Conch. Cab. Ed. II, Vol. I, Cerithium, p. 85, PI. 16, fig. 7, 8. 



Stat. 78. Lumu-Lumu-shoal, Borneo-bank. Shore. 1 Spec. 



Stat. 81. Pulu Sebangkatan, Borneo-bank. Reef. 1 Spec. 



Stat. 99. North-Ubian. 16 — 23 M. Lithothamnion-bottom. 1 Spec. 



Stat. 225. South of Lucipara-island. Reef. 1 Spec. 



Stat. 240. Banda. Reef. 1 Spec. 



Stat. 260. North point of Nuhu Jaan, Kei-islands. 90 M. Sand, coral and shells. 1 Spec. 



Stat. 279. Rumah-Kuda-bay, Roma-island. Reef. 1 Spec. 



The specimen from Stat. 78 is very small, reaching only a length of 17 Mill. 



3. Cerithium citriuum Sowerby. 



Sowerby. Thes. Conch. Vol. II, p. 855, PI. 179, fig. 66. 



KlENER. Coq. Viv. Vol. IV, Cerithium, p. 10, PI. 4, fig. 1 {columna). 



REEVE. Conch. Ie. Vol. XV, Cerithium, fig. 1. 



Tryon. Man. of Conch. Vol. IX, p. 123, PI. 20, fig. 21. 



KOBELT. Martini-Chemn. Conch. Cab. Ed. II, Vol. I, Cerithium, p. 110, PI. 22, fig. 2, 3. 



49 



SIKOGA-EXPEDITIE XLIX 1 ^. 21 



