History of British animals - University of Guam Marine Laboratory

330 MOLLUSCA. SOLENOSTOMATA. Conus.conusidje.Gen. CONUS — Convoluted, inversely conical, spire short,composed of the upper edges of the whorls ;aperture oblique,with parallel sides.1. C dormitor— Short, fusiform, spirally striated, the intermediate speciesneatly crenulated. — {Brander, Foss. i. f. 24.)— Sower. Min. Conch, t. ccci.—London Clay.2. C concinnus.— Fusiform, angular in the middle, spire ornamented withknobs and granulatedstriae ; base produced, sulcated—Sower. Min. Conch.t. cccii. f. 2.— London Clay.3. C. scabriusadus Fusiform, rather short, striated ; striae elevated, tooth.ed.— {Brander, Foss. f. 21.)—Sower. Min. Conch, t. ccciii.—London Clay.Gen. TEREBELLUM. Convoluted, elongated; spire exposed,pointed ;aperture longitudinal, narrow retrally, becomingbroader and truncated anteally.1. T. fusiforme.— Subfusiform, cylindrical, with a visible obtuse spire;aperture about |ths of the length of the shell, with an adpressed straightcanal, proceeding from its retral angle, to the apex of the space.— Sower.Min. Conch, t. cclxxxvii.— London Clay.Gen. SERAPHS.— Convoluted, elongated, spire concealed ;aperture longitudinal, retrally narrow, and extending tothe apex.1. S. convolutus.— Subcylindrical, apex obtuse ;base truncated ; the surfaceeven— (Bulla sopita, Brander,f. 29,— a. B. volutata, ib. f.T5.)-—Smver.Min. Conch, t. cclxxxvi.CYPRMABM.Gen. LXIII. CYPRiEA.— Involuted, ovate, spire concealed ;aperture longitudinal, narrow ; open at both ends ;lipsdentated.294. C. europea.— Shell crossed by numerous smooth striae ;no dorsal groove ; outer-lip thickened, longer than the inner.Concha veneris, List. An. Aug. 168. t. iii. f. 17- Conch, t. Dccvi. f. 57.Cypr. Pediculus, var. Eur. Linn. Syst. i. 1180. Don. Brit. Shells,t. xliii.— Cy. europea, Mont. Test. Brit. 200, and Supp. 88.-2?, Nuns ;S, Jonny Groat's Buckie.— Common in sandy bays.