History of British animals - University of Guam Marine Laboratory

Volvauia. MOLLUSCA. SOLENOSTOMATA. 3339. V. nodosa.— Ovate, pointed ; obscurely costated, transversely sulcated ;spire with two rows of nodiform spines ; pillar with three folds ; lip striatedwithin Soiver. Min. Conch, t. cccxcix. f. 2.—.London Clay.10. V. geminate.— Ovate, ventricose, pointed, costated ;costa? terminatedby two obtuse connected spines ; pillar with one large and several small plaits,curved.— Sower. Min. Conch, t, cccxcviii. f. i. London Clay.11. V. Lima.— Ovato-elongated, acute, costated, and transversely striated ;costie numerous, dentatocrenated; upper edges of the whorls toothed; pillarwith three unequal folds; lip smooth within, its edge crenulated— (Buccinuniscabriusculum, Brander, f. 71.)Soiver. Min. Conch, t. cccxcviii. f. 2.KGen. LXVI.VOL VARIA.— -Spire very short, aperture narrow,the length of the shell ; pillar plaited ; extremity ofthe canal effuse.297. V. pallida.— Shell cylindrical, smooth, glossy, with fourstrong folds on the pillar.List. Conch, t. Dccxiv. f. 70. outer fig Voluta pall. Linn. Syst. 1189.Adams, Linn. Trans, iii. 253—Bulla pall. Don, Brit. Shells, t. lxvi.—Vol. pal. Mont. Test. Brit. 232— English coasts, rare.Length half an inch, breadth a quarter ;separating line scarcely visible ;outer lip straight, inner lip slightly concave at the pillar ;the four teethnearly of equal size.298. V. alba,— Shell oval, white, faintlystriate longitudinally;with two folds on the pillar.Voluta alba, Mont. Test. Brit. 235. Turton's Conch. Diet. 250.— Irelandand Scotland, rare.Length about ^gth of an inch, breadth §ds less ; oval, tapering to an obtusepoint, whorls five or six, quite flat, and not visibly raided; the first verylarge, and occupying three-fourths of the shell ; aperture narrow, oval ; pillarquite smooth, sometimes a little spread—This species, as described by DrTurton, from specimens found in Dublin Bay, (and which, according to MrLowe, (Zool. Journ. ii. 100'.) agree with those found at Oban in Argyllshire),seems to differ from the specimen described by Montagu, in the Supplementto Test. Brit. 103. as having been found by Mr Laskey at Dunbar, and whichis stated as having four folds on the base of the pillar, besides some slightienticulations higher up.EXTINCT SPECIES.1. V. acutiuseula.— Nearly cylindrical, with a pointed apex; spire concealed; strite numerous, composed of squarish impressions ; plaits upon the pillarvariable.— Sower. Min. Conch, t. cccclxxxvii—London Clay.Gex. MITRA.— Turrited, pillar plaited, the anteal folds thesmallest ;extremity of the canal emarginate.1. M. Lamberti— Fusiform, short, smooth; base elongated, obscurely truncated; pillar with three or four plaits ; aperture acute above, outer lip sharp,not expanded towards the base Voluta Lamberti, Sower. Min. Conch, t.exxix.— • Crag Marl.