Illustrated Index of British Shells / Containing figures of all the recent species

by G. B. Sowerby

12. B. Dalei, Sowerby.—B. ovum, Halia Flemingiana.—Torbay, Northumberland, Aberdeen, etc., R. Ventricose.

13. B. Humphreysianum, Bennett.—Tritonium H.—Cork, Skye, Bantry Bay, R. Light, smooth.

Fusus.

14. F. berniciensis, King.—Northumberland, Rr. Carinated, with open pink mouth.

15. F. norvegicus, Chemn. (Strombus.)—Tritonium n.—Scarborough, Durham, Rr. Oval, smooth, with large aperture.

16. F. antiquus, Linn. (Murex.)—M., B., and Tritonium despectus, contrarius, carinatus, babylonicus, etc.—Various Brit. co., 5 to 30 fath., C.

17. F. islandicus, Chemn.—Murex corneus, Tritonium gracile, etc.—Brit. co. generally; 5 to 80 fath.; N. Eu., C. (See F. propinquus.)

18. F. Turtoni, Bean.—Yorkshire, Northumberland, 60 fath., Rr.

19. F. propinquus, Alder.—F. corneus and islandicus, var.—N. Scotland, Bantry Bay, Northumberland, deep water, Mr. Shorter than F. islandicus, with deep suture and symmetrical spire.

Trophon.