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Amer. Phil. Soc, 1848, pp. 67-101, 9 plates. 



14. Descriptions of New Species of the Family Unionidae. Trans. 



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Acad. Nat. Sci. Phila., 1862, pp. 168, 169. 



16. March, William A. Descriptions of Two New Species of Unio from 



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17. Pilsbry, Henry A. New and Unfigured Unionidae. Proc. Acad. Nat. 



Sci. Phila., 1892, pp. 128-132, 3 plates. 



18. Simpson, C. T. Notes on Some Indian Territory Shells. Proc. U. S. 



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19. Types of Anodonta dejecta Rediscovered. Nautilus, 1894, pp. 



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20. Synopsis of the Naiades or Pearly Fresh-water Mussels, 1900. 



Proc. U. S. Nat. Mus., xxn, pp. 52, 501, 1044, 1 plate. 



21. New and Unfigured Unionidae. Proc. Acad. Nat. Sci. Phila., 



1900, pp. 74, 86, pll. i v. 



22. Smith, Hugh M. The Mussel Fishery and Pearl Button Industry of 



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23. Wright, B. H., and Walker, B. Check-list of North American 



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24. Lindahl, JosuA.t Orthography of the Names of the Naiades. Joul. 



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t Received while paper was in press. 



