28. R. proxima, Alder.—A rare Irish species. Elongated, striated.

PLATE XIV.

Rissoa,—continued.

Fig.

01. R. pulcherrima, Jeffreys.—Channel Isls., R.

02. R. soluta, Philippi.—Exmouth, Bute, Cork, etc., R. Like R. pulch., but with spiral striæ.

03. R. Alderi, Jeffreys, Annals, Aug. 1858.—Skye, Rr. Larger and more conical than R. soluta.

04. R. fulgida, Adams, (Helix.)—Turbo and Cingula f.—Weymouth, Arran, Cork, etc., Mr. Whorls rounded and banded.