The Ocean World: Being a Description of the Sea and Its Living Inhabitants.

by Louis Figuier

Fig. 239. Turritella replicata (Linnæus).

Fig. 240. Turritella angulata (Sowerby).

Fig. 241. Turritella sanguinea (Reeve).

Fig. 242. Turritella goniostoma.

Fig. 243. Turritella terebellata (Lamarck).

The twelfth family, Melaniadæ, types, Paludomus and Melania, fresh-water genera.

The thirteenth family, Cerithiadæ, types, Aporrhais and Cerithium.

Fig. 244. Cerithium fasciatum (Brug.).

Fig. 245. Cerithium aluco.