British Conchology, or an account of the Mollusca which now inhabit the British Isles and the surrounding seas: I. Land and freshwater shells
Jeffreys, J.G. (1862). British Conchology, or an account of the Mollusca which now inhabit the British Isles and the surrounding seas: I. Land and freshwater shells. John Van Voorst: London. cxiv, 341, VIII plates pp.
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