of new south wales. 225 



3. — Marginella sp. 1 



Hab. Darnley Island, Torres Straits, 10 fathoms, sandy mud 

 bottom. One specimen found, very much sea-worn. 



4. — Marginella sp. 1 



Hab. Darnley Island, Torres Straits, 10 fathoms, sandy mud 

 bottom. Two sea-worn specimens found. 



5. — Marginella sp. 1 



Hob. Katow, New Guinea, 5 fathoms, mud bottom. Three 

 specimens found, very much sea-worn. 



6. — Marginella (Prunum) lavigata, n. sp. 



Shell ovate, white ; spire short, somewhat rounded at the angle; 

 whorls, 4, smooth, flattened, white, glossy, rather thick ; columella 

 5, plaited, the upper one short rounded nearly obsolete, the three 

 centre strongly thickened, the lower slightly twisted ; outer lip 

 straight, having 17 teeth on the edge, thickly margined behind. 



Length 3, breadth If lines. 



Hab. Darnley Island, Torres Straits, 10, 20, 30 fathoms, white 

 sandy mud bottom; Katow, New Guinea, 7 fathoms, mud bottom. 



A pure white shell, allied in form to Marginella Candida, 

 Sowerby, much more angular and conical, with 'the outer lip more 

 strongly denticulated than that species. 



7. — Marginella (Gibberula) pisum. 



Marginella pisum, Reeve, Conch. Icon., pi. 27, sp. 156. 



Ilab. Darnley Island, Torres Straits, 20, 30 fathoms, white 

 sandy bottom. Out of forty specimens obtained only one living, 

 the remainder all sea-worn. 



8. — VOLVARIA FUSIFORMIS. 



Marginella fasiformis, Hinds, Proc. Zool. Soc. London, 1844, 

 p. 75. 



„ ,, Sowerby, Thes. Conch., vol. 1, p. 382, 



pi. 75, fig. 76, 77. 



