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1899. Notes on the Mollusca of Canandaigua Lake Region, N. Y. Nautilus, 

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1842. Index Molluscorum Grcenlandica. Hafinae. 

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1855. Histoire Naturelle des Mollusques Terrestris et Fluviatiles de France. 

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1857. Prodromus Fauna Molluscorum Gronlandiae. Rink's Greenland, Ap- 

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1863. Synopsis of the Fluviatile and Terrestrial Mollusca of the State of 

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1870. Our Common Fresh-water Shells. Amer. Nat., Ill, pp. 648-651. 

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1774. Vermium terrestrium et fluviatilium sen animalium infusoriorum 

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