80 THE PROCEEDINGS OF THE LINNEAN SOCIETY 



Hab. Off Katow, New Guinea, 8 fathoms, mud. Evans Bay, 

 Cape York, North Australia, 6 fathoms, sandy mud ; Port 

 Jackson, Port Stephens, New South Wales. (Brazier.) Port 

 du Roi George, Nouvelle Hollande. (Quoy et Gaimard.) King 

 George's Sound, on the South West Coast of Australia, of 

 English Geographers, Mr. G. B. Sowerby calls it Port St. 

 George. 



21. — Cylichna strigella. 



Bulla strigella, Loven, Ind. Moll. Scandinavia, p. 10. 



„ „ (Cylichna) Sowerby, Thes. Conch , Vol. 2, p. 



592, pi. 125, fig. 141. 



Hab. Darnley Island, Torres Straits, 30 fathoms, sandy mud. 

 (Brazier.) Cagayan, Phillipine Islands, 25 fathoms. (Cuming.) 



The three specimens found are white and shining, without the 

 fuscous epidermis mentioned by Loven. 



22. — Cylichna concentrica. 



Bulla concentrica (Cylichna), Adams, in Sowerby, Thes 

 Conch., vol. 2, p. 594, pi. 125, fig. 146. 



Hab. Darnley Island, Torres Straits, 30 fathoms, sandy mud. 

 (Brazier.) Cagayan, Phillippine Islands. (Cuming.) 



23. — Cylichna decussata. 



Bulla decussata, (Cylichna), Adams, in Sowerby, Thes. Conch, 

 vol. 2, p. 594, pi. 125, fig. 147. 



Hab. Darnley Island, Torres Straits, 30 fathoms, sandy mud. 

 (Brazier.) China Sea. (Cuming.) 



Six fine specimens found with three of Cylichna concentrica. 



24. — Cylichna minuta n. sp. 



Shell cylindrical, small, white, thin, contracted in the middle, 

 longitudinally and transversely rugosely striated ; whorls 3£, 

 apex umbilicated, deep ; aperture narrowly linear, peristome thin, 

 contracted in the centre, slightly produced above, expanded 

 below, columella thickened, straight, slightly reflected. 



Length If, diam. at base f, above the centre ^ lin. 



Hab. Darnley Island, Torres Straits, 30 fathoms, sandy mud. 

 Two specimens found. 



