9. Buccinum. The Whelk. Fifty-eight species.

Notwithstanding the divisions of the Linnæan Buccinum into so many different genera, it still presents a great variety and diversity of species.

Shell slightly covered with epidermis, oval, elongated; the spire middling elevated; aperture oblong, oval, notched, and sometimes sub-canaliculated anteriorly; the right edge thick, not reflected; columella simple and swelled at the upper part; operculum horny, complete, oval, with sub-concentric elements; the summit slightly marked and marginal.

Buccinum undatum.

B. glaciale.

B. Anglicanum.

B. papyraceum.

B. annulatum.

B. lævissimum.

B. crenulatum.