. The conchologist's book of species : containing descriptions of six hundred species of univalves. Mollusks; Gastropoda. 52 BOOK OF SPECIES. slightly denticulated; inner one tuberculated; diam. J. W. 36. 47. N. VERSICOLOR. Thick^ with transverse close furrows, variegated with white, red, and black; spire rather prominent; aperture narrowed, almost grinning; both lips strongly toothed; diam. f. W. 36. 54. N. MALACCENsis. Thickisli, with transverse elevated black distant ribs, dirty white, alter- nating with black markings between the ribs; spire retuse, but sometimes slightly prominent; inner
. The conchologist's book of species : containing descriptions of six hundred species of univalves. Mollusks; Gastropoda. 52 BOOK OF SPECIES. slightly denticulated; inner one tuberculated; diam. J. W. 36. 47. N. VERSICOLOR. Thick^ with transverse close furrows, variegated with white, red, and black; spire rather prominent; aperture narrowed, almost grinning; both lips strongly toothed; diam. f. W. 36. 54. N. MALACCENsis. Thickisli, with transverse elevated black distant ribs, dirty white, alter- nating with black markings between the ribs; spire retuse, but sometimes slightly prominent; inner lip concave centrally, and denticulated, covered with raised dots; outer lip with a tooth or two at its top, and deeply furrowed ; its margin crenulated; diam. N. TESSELLATA. Solid, transvcrscly furrowed, ash-colour; furrows crowded, convex, and tessel- lated with black and white; spire rather promi- nent; and the lips usually denticulated with a few raised dots on the inner one; diam. |. W. 36. 68. N. NiGERRiMA. Ovatc-globose, deep black, slightly striated transversely; aperture white;. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hanley, Sylvanus Charles Thorp, 1819-1899. London : H. Washbourne
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Keywords: ., bookcentury1800, bookdecade1840, booksubject, booksubjectmollusks
