48 Cincinnati Society of Natural History. 
In vol. i. will be found many general remarks upon classification and 
geographical distribution by the author, also on special anatomy by Dr. 
Jos. Leidy, all the species known to the date of publication are here fig- 
ured by the able Alex. Lawson, and others, and full detailed descriptions 
given by Binney or Gould. Wood-cuts illustrate the lingual dentition of 
many species.—A.F.G. 
1851. Kirtntanp. Remarks on the Sexes and Habits of some of the 
Acephalous Bivalve Mollusca, by J. P. Kirtland.- < Proce. 
Am. Assoc. Adv. Sci., vol. v., pp. 85-91, Washington, D.C. ~ 
Notes upon byssus, sexual differences and localities of many species.— 
A.F.G. 
1851. Newsrrry. Geographical Distribution of certain species of 
Fluviatile and Terrestrial Shells, by J. S. Newberry, M.D. 
<(Proe. Am. Assoc. for Adv. Sci., vol. v., p. 105. 1851. 
6 Species mentioned with localities.—A.F.G. 
1852. Jay. A Catalogue of the Shells arranged according to the 
Lamarckian System, etc., contained in the Collection of John 
C. Jay, M.D. Fourth edition, with Supplement, New York, 
1852. 
This work contains much upon synonymy, but no descriptions. Three 
previous editions have been issued, the 1st dated Aug. 1, 1835; 2d, 1836 . 
and 8d, 1839; all published in New York. Many discrepancies occur in 
synonymy in the earlier editions, owing to improved classification.—A.F.G. 
1852. Kuster. Die Gattung Paludina Hydroceena und Valvata, von 
Dr. H. Kuster. [In Martini and Chemnitz ed., Nov. | 
1852. Prime. Descriptions of Cycladide, by Temple Prime. 
<Proc. Boston Soc. Nat. Hist., vol. vi., p. 155, March, 1852. 
C. gracilis, and C. solidula, and Pisidiwm obscurum, Prime, from Ohio, 
with many from other States described.—A.F.G. 
1852. Prime. Monograph of the species of Pisidium found in the 
United States of North America, with figures, by Temple 
Prime. <Bostou Jour. Nat. Hist., vol. vi., No. 3, p. 348. 
June, 1852. : 
1853. AntHony, J. G. < Proc. Phila. Acad. Nat. Sci., vol. 1i., 1853. 
Lists of Ohio Shells without descriptions.—A.F.G. 
1853. Conrap. Synopsis of the Family of Naiades of North America, 
with Notes, by T. A. Conrad. < Proc. Phila. Acad. Nat. 
Sci., vol. vi., pp. 244-269, Feb., 1853. 
