Bibliography of the Cincinnati Fauna. Al 
1820. Rarinesgue. Apolosia, the Mollusca. By C. S. Rafinesque. 
<_Annals of Nature, No. 1, 1820, Philadelphia. 
Description of Limaces chiefly ; new genera enumerated are, Philomycus, 
Eumelus, and Hemiloma (a univalve land shell).—A.F.G. 
1823. Barnes. On the Genera Unio and Alasmodonta; with Intro- 
ductory Remarks by D. W. Barnes. < Am. Jour. Sci. & 
Arts, O. 8., vol. vi., No. 1, pp. 107-127; No. 2, pp. 258-280. 
(Date of title, 1823.) 
In this paper are given descriptions and synonymy of 28 Unios and 5 
Alasmodontas, with copper-plate illustrations of 22 species.—A.F.G. 
1827. Green. Description of Helix Pennsylvanicus, by Jacob Green. 
< Cont. of the Maclurian Lye. to the Arts and Sciences, 
vol. i., No. 1, p. 8, Philadelphia, Jan., 1827. 
1827. Green. Some remarks on the Unios of the United States, with 
a description of a new species, by Jacob Green. < Cont. of 
the Maclurian Lye. to the Arts and Sciences, vol. i., No. 2, p. 
41, Philadelphia, July, 1827. 
This contains a description of Unio esopus, Green, with a colored plate; 
also remarks on specifie characters, variations, erosion, habits, etc., of 
various species, with notes on synonymy.—A.F.G. 
1828. Barnes. Reclamation of Unios, by D. H. Barnes, <Am, 
Jour. Sci. and Arts, O.S., vol. xiii., No. 2, pp. 358-364, Jan. 
1828. 
A criticism of Valenciennes’ Uniones, in Humboldt and Boupland’s 
Zoological Observations.—A.F.G. 
1828. HitpretH. Observations on, and descriptions of the Shells found 
in the waters of Muskingum river, Little Muskingum and 
Duck Creek, in the vicinity of Marietta, Ohio, by S. P. 
Hildreth. <Am. Jour. Sci. and Arts, O. S., vol. xiv., pp. 
276-291, 1828, with two plates. 
Unio foliatus, and U. phaseolus are here described.—A.F.G. 
1829-31. Say. Descriptions of some New Terrestrial and Fluviatile 
Shells of North America, by Thomas Say. < New Har- 
mony Disseminator of Useful Knowledge, July 29, 1829, to 
Jan. 29, 1831. 
