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Limnea elodcs HALD., Bost. Journ. Nat. Hist., IV, p. 468, 1844. PLUM HER, 

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I, p. 16, 1874. DAWSON, British N. A., Bound Com., p. 348, 1875. LEIDY, Proc. 

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Limn<ra elodes, var., INGERSOLL, Proc. Daven. Acad. Sci., II, p. 132, 1877. 



Limnophysa elodes BECK, Index Moll., p. Ill, 1837. a major, BECK, Index 

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Limn&a palustris var. elodes STEIN, Ind. Dept. Stat. & Geol., 1880, p. 458, 



Limnaa palustris var. septcntrionalis CLESSIN, Kobelt, Nach. Mai. 1 Ges., 

 XII, p. 32, 1880. 



Lymncea palustris elodes HENDERSON, Univ. Col. Studies, IV, pp. 93, 180, 

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Limnea expansa HALD., Suppl. to part 1, p. 2, 1840; Mon. Lim., p. 29, pi. 9, 

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Limn&a expansa BINNEY, Check List, p. 12, 1860; L. & F. W. Sh. N. A., 



II, p. 46, fig. 63, 1865. SOWB., Conch. Icon., XVIII, Lim., sp. 79, pi. 12, fig. 79, 



