970 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXII. 



*Lka, Isaac. [On the nnmber of Uniou- 

 idaj in North America.] 



Proc. Acad. Nat. Sci. Phila., 1860, p. 

 85. 



* [On letter of Dr. Lewis.] 



Proc. Acad. Nat. Sci. Phila., 1860, pp. 

 88, 89. 



* Descriptions of four new UnioniiLe 



from Brazil, etc. 



Proc. Acad. Nat. Sci. Phila., 1860, 

 pp. 89, 90. 



'^ ■ Descriptions of fifteen new Uru- 



gnayan Unionida^. 



Proc. Acad. Nat. Sci. Phila.. 1860, 

 pp. 90-92. 



* Descriptions of live new Uniones 



from North Alabama. 



Proc. Acad.- Nat. Sci. Phila., 1860, 

 pp. 92, 93. 



* [On a new form of Palpi of Ano- 



donta from the Uraguay River.] 



Proc. Acad. Nat. Sci. Phila., lS60,i>. 

 97. 



* Descriptions of two new Uniones 



from Georgia. 



Proc. Acad. Nat. Sci. Phila., I860, p. 

 30.5. 



' Descriptions of three new Uniones 



from Mexico. 



J'roc. Acad. Nat. Sci. Phila., 1860, 

 pp. 305, 306. 



'^ Descriptions of seven new Unioni- 



d;e from the United States. 



Proc. Acad. Nat. Sci. Phila., 1860, 

 pp. 306, .307. 



^ Descriptions of six new Unionidip 



from Alabama. 



Proc. Acad. Nat. Sci. Phila., 1860, p. 

 307. 



' Descriptions of three new Exotic 



Unionidte. 



Proc. Acad. Nat. Sci. Phila., 1860, 

 pp. 307, 308, 331 ; 1865, pp. 75, 76; ex- 

 tract in Am. Jour. Conch., 1, 1865, pp. 

 354, 355. 



' Descriptions of Exotic Unionida'. 



Jour. Acad. Nat. Sci. Phila., 1860, 

 pp. 235-273, 13 plates. 



NewUnionidit- of the United States, 



etc. 



Jour. Acad. Nat. Sci. Phila., 1860, 



pp. 327-374, 16 plates. 

 Observations, etc., VIII, Pt. 1, 1860, 



pp. 56, 16 plates. 



'Lea, Isaac. Descriptions of twenty- 

 five new Unionida?, from Georgia, 

 Alabama, Mississippi, Tennessee, and 

 Florida. 



Proc. Acad. Nat. Sci. Phila., 1861. 

 pp. 38-41. 



'—■ — Descriptions of two new Anodont;p. 

 from Arctic America. 



Proc. Acad. Nat. Sci. Phila., 1861, 

 p. 56. 



' Descriptions of twelve new Uniones 



from Alabama. 



Proc. Acad. Nat. Sci. Phila., 1861, 

 pp. 59, 60. 



' Descriptions of eleven new L%ios 



from the United States. 



Proc. Acad. Nat. Sci. Phila., 1861, 

 pp. 391-393. 

 -Kemarks on the number of Unio- 

 nida^, etc., 1862. 



' New Unionida' of the United States. 



Jour. Acad. Nat. Sci. Phila., 1861, 

 pp. 53-109, 18 plates. 



-■ Observations, etc., VIII, 1862, Pt. 2, 



pp. 56, 18 plates. 



-Observations, etc., VIII, 1862, pp. 



115, 34 plates. 



Descriptions of ten jiew Unionid;© 



of the United States. 



Proc. Acad. Nat. Sci. Phila., 1862, 

 pp. 168, 169. 



'' Descriptions of two new Exotic 



Uniones, etc. 



Proc. Acad. Nat. Sci. Phila., 1863, 

 p. 176. 



Description of a new Genus, etc., 



1862. 



Checklist of the Shells of North 



America. Unionida^. 



Smithsonian Miscellaneous Collec- 

 tion, II, pp. 52, 1862. Separate. 



New UnionidcB of the United States. 



Jour. Acad. Nat. Sci. Phila., 18()J, 

 pp. 53-109, 18 plates. 



New UnionidfB of the United Stai cs. 



etc. 



Jour. Acad. Nat. Sci. Phila., 186-'. 

 pp. 187-216, 10 plates. 



Observations, etc., IX, 1863, pp. 180, 



16 plates. 



Descriptions of eleven new Exotic 



Unionida?. 



Proc. Acad. Nat. Sci. Phila., 1863, 

 pp. 189, 190. 



