SYNOPSIS OF THE NAIADES— SIMPSON. 



989 



Shaffer, David H. A complete list of 

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 Vicinity of Cincinnati. No date. 

 *Sharp, Benjamin. Eemarks on the 

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 Proc. Acad. Nat. Sci. Phila., 1888, 

 pp. 121-124. 

 *Shakswood, William. Ou the dis- 

 covery of the sensitiveness to light 

 possessed by Unios. 



Am. Jour. Sci. and Arts, XLIX, 1870, 

 pp. 422, 423. 

 *Sheldon, D. S. [Shells new to the 

 Davenport List.] 

 Proc. Dav.Acad. Nat. ASct.,1877,p.l43. 

 Sheppard, Mrs. On the recent Shells 

 which characterize Quebec and its 

 environs. 



Trans. Lit. Hist. Soc. Quebec, 1829, 

 pp. 188-198. 

 •Sheppard, Eevett. On two new spe- 

 cies of Mytilus. 



Trans. Linn. Soc. Lond., 1820, pp. 

 83-87. 



*■ Description of se\'eu new British 



Shells. 



Trann. Linn. Soc. Lond., 1823, p. 148- 

 170. 

 *Shimek, B. Margaritana hildrethiana. 



Conch. Exchange, 1888, p. 114. 

 *Short, C. W., and Eaton, H. H. Notes 

 on Western Botany and Conchology. 

 Transylvania Journal of Medicine, 

 1831, pp. 74-82. 



* Shrubsole, G. W. On the erosion of 



Freshwater Shells. 

 Jour, of Conch., 1886, pp. 66-71. 

 SiiuMAKD, B. F. A catalogue of Iluvia- 

 tile Shells belonging to the family of 

 Naiades, of Jefferson County, Ky. 



Nat. and Jour. Ag., etc., 1846, pp. 105, 

 106. 

 Shumard, G. C. Notes of additional 

 species of shells. 



Exploration of Red River of Louisi- 

 ana, by E. B. Marcy, 1854, pp. 244, 245. 

 Shuttleworth, Egbert James. Ueber 

 die Land- und Siisswasser-Mollusken 

 von Corsica. 



Mitth. Nat. Ges. Bern, No. 2, 1843, 

 pp. 9-21 ; No. 3, p. 17. 



Diagnoseu neuer Mollusken. 



Mitt. Ges. Bern, 1852, pp. 137-146, 

 193-208, 289-304. 



* SiBBALD, Egberts. Scotia Illustrata, 



etc., 1634. 



SiEBOLD, C. Th. E. von. [On sexuality 

 in mussels.] 



Arch, fiir Naturg. {Mailer's), 1837, 

 p. 51. 



Ueber den uuterschiel der Schalen- 



bildung, etc. 



Arch, fur Nat. {Miiller's), 1837, i;p. 

 415, 416. 



Observations sur uu orgaue cnig- 



luatique. 



Arch, fiir Nat. (Miiller's), Ann. des 

 Sci. Nat., 1838, p. 319. 

 SiEMASCHKO, Marc von. Bemerkun- 

 gen liber einige Land- und Siisswas- 

 ser-Mollusken Eusslands. 



Bull. Phijs. Math. Ac. Pet., 1849, pp. 

 225-240. 

 SiLVA Y Castro, J. Contributions a la 

 Faune Malacologique da Portugal. 

 Jour. Sci. Lisbon, 1883, pp. 121-152. 

 *SlMPSON, C. T. Contributions to the 

 Mollusca of Florida. 



Proc. Dav. Acad., 1887-89 pp. 45-72, 

 63*-72*. 



* Notes on some Indiaii Territory 



Shells. 



Proc. U. S. Nat. Mus., 1888, pp. 449- 

 454. 



* ■ On the means of distribution of 



Unionidt© in the Southeastern United 

 States. 

 Nautilus, 1891, pp. 15-17. 



* Notes on Unionidse. 



Nautilus, 1891, pp. 86-88. 



* Notes on the Unionidse of Florida 



and the Southeastern States. 



Proc. U. S. Nat. Mus., 1892, pp. 40.5- 

 436, 26 plates. 



* On a Eevision of the American 



Unionidie. 

 Nautilus, 1892, pp. 78-80. 

 * A Eeview of von Ihering's Classifi- 

 cation of the Unionidie and Mutelidai. 

 Nautilus, 1893, pp. 17-21. 



* On some Fossil Unios and other 



Shells from the Drift at Toronto, etc. 

 Proc. U. S. Nat. Mus., 1893, pp. 591- 

 595. 



* On the Eelationships and Distribu* 



tlon of the North American Unio, 

 nidfC, etc. 



Am. Naturalist, 1893, pp. 353-358. 



* A new Anodonta, etc. 



Nautilus, 1893, pp. 134, 135. 



