History of British animals - University of Guam Marine Laboratory

Bulimus. MOLLUSCA. PULMONIFERA. 2634. H. striata. — Conical, depressed, subcarinated, obliquely striated, arising band around tbe edge, crossed by arched striae ; columella solid, aperturesubtriangular.— Soioer. Min. Conch, t. clxxi. f. 1.— Carboniferous Limestone,Derbyshire.5. H. cirriformis.— Conical, acute, umbilicate, decussato-striated ; with aband around the middle of the whorl, crossed with arched striae ; aperturenearly round Sower. Min. Conch, t. clxxi. f. 2—In Carboniferous Limestone,Derbyshire.6. H. Iwvis.—Whorls three ; surface smooth ; spire elevated. — Mantell,Geol, Suss. 263. t. xviii. f. 19, 20.—In Plastic Clay, Bath.7. H. pusilla.— Depressed, smooth, umbilicated, convex beneath. Volutionsround and tapering\their number about three. Mouth roundishMart. Pet. Derb. t. lii. f. 3 In a fossil pericarp, in Clay Ironstone, Derbyshire.Gen. XIX. BULIMUS.— Aperture of the shell longer thanbroad, the margin near the pillar entire.~" 80. B. acutus. — Whorls nine, rounded, white, with transverseinterrupted brown stripes.Buccinum exiguum fasciatum et radiatum, —List. Conch, t. xix. f. 14.Helix acuta, Mull. Verm. ii. 100.— Turbo fasciatus, Penn. Brit. Zool.iv. 131. Mont. Test. Brit. 34G—Bui. acutus, Drop. Moll. 77 Ondry banks near the sea.Length fths of an inch ;whorls strongly wrinkled across, sometimes asingle or double longitudinal brown band on the lower side of the body -whorl.Margin of the mouth a little reflected on the small pillar-cavity. — Animalpale yellow.- 81. B. obscurus. — Shell brown, oblong, subcylindrical in themiddle, with a blunt spire;outer-lip of the mouth nearlystraight.Buccinum rupium majusculum circiter senis orbibus circumvolutum,List. An. Ang. 122—Helix obscura, Mull. Verm. ii. 103 Turbo sexanfractibus striatis apertura subrotunda marginata, Walk. Test. Min.Rar. t. ii.;f. 41. Mont. Test. Brit. 391 .— B. obs. Drap. Moll. 74.— Moistwoods and rocks.Length fths of an inch ; breadth about one-third of its length whorls:from five to seven, with faint lines of growth, slightly rounded, ending in ablunt knob ; pillar-lip nearly perpendicular, a little reflected on the pillarcavity; peristome white.— 82. B. Lackhamensis. — Shell brown, oblong, subcylindricalin the middle, with a blunt spire;outer- lip rounded.Helix Lack. Mont. Test. Brit. 394.—Bui. montanus, Drap. Moll. 74.—In woods, England.Length fths of an inch ;breadth one-fourth of the length. Similar inother respects to the B. obscurus except size, the lines of growth stronger, andthe outer edge of the mouth a little more rounded. Judgingfrom an authenticspecimen sent to me by the late Mr Montagu, it seems to be only alarge variety of the preceding species.~* 83. B. lubricus. — Shell glossy, horn-coloured, bluntly tapering;mouth, externally, narrow.