The Conchologist's Text-book, Embracing the Arrangements of Lamarck and Linnĉus, with a Glossary of Technical Terms. To which is Added a Brief Account of the Mollusca. Sixth Edition [of the Work by Thomas Brown], Corrected and Enlarged by William Macgillivray, Etc
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acute animal aperture apex base beaks bivalve bivalve shells body branchiae branchial cavity British seas brown byssus Calyptraea canal cavity Character.—Body Character.—Shell Chiton colour columella compressed Conchology conical convex covered crenulated cylindrical depressed destitute elongated epidermis equivalve extremity flattened foot Fossil gaping genera Genus glossy groove half inch long hinge imperforate inches broad Indian ocean inequilateral inequivalve inhabit the ocean Inhabits the British Inhabits the Indian Inhabits the sea internal Lamarck lateral teeth ligament ligament external mantle margin Mollusca mouth multivalve Murex muscular impressions nearly notch oblique oblong oblong-ovate obtuse operculum orbicular outer lip oval perforated placed plaits Plate XIV posterior primary teeth radiated ribs rounded septa shell shell univalve side slightly smooth Solen sometimes species spiral spire Spondylus Suborbicular sutures tapering Tellina tentacula testaceous thick thin tooth transversely striated TRIBE truncated tube tubular umbilicus umbo umbones unequal univalve upper valve valve ventricose volutions whorls wrinkled