NO. 1205. 



SYNOPSIS OF THE NAIADES SIMPSON. 



967 



*LATTKR, OSWALD H. Notes on Anodon 

 and Unio. 



Proc. Zool. Soc., 1891, pp. 52-59, 1 

 plate. Separate. Abstract in Jour. 

 Koy.Mic. Soc., 1891, p. 455. 

 *LKA, ISAAC. Description of six new 

 species of Unios, etc. 



Trans. Am. Phil. Soc., 1827, pp. 259- 

 273, 4 plates. Separate. 



* Observations 011 the Genus Unio, 



etc., 1829, pp. 71, 12 plates. 



* Description of a New Genus of 



Naiades, etc. 



Trans. Am. PMl. Soc., 1829, pp. 

 403-457, 8 plates. 



* Observations on the Naiades, etc. 



Trans. Am. Phil. Soc., 1831, pp. 

 63-121, 16 plates. 



* Observations on the Genus Unio, 



etc., 1832, pp. 133. 



* Observations on the Naiades, etc. 



Trans. Am. Phil. Soc., 1834, pp. 

 23-119, 19 plates. 



Observations on the Geuns 1'iiio, 



1, 1834, 233 pp, 46 plates. 

 * A Synopsis of the Family of Naia- 

 des, 1836; 2ded., 1838; 3d ed., 1852; 

 4th ed., 1870. 



Description of a New Unio (spino- 



sus), 1836. 



Neue Gattuugen von Najaden. 



Zeits. fur Zool. Ter. An., 1837, pp. 

 43-53, 1 plate. 



* Description of New Fresh-water 



and Land Shells. 



Trans. Am. Phil. Soc., 1838, pp. 

 1-154, 34 plates. 



* Observations, etc., II, 1838, pp. 152, 



29 plates. 



* Descriptions of New Fresh-water 



and Land Shells. 



Proc. Am. Phil. Soc., 1840, pp. 284- 

 289. 



* Continuation of above. 



Proc. Am. Phil. Soc., 1841, pp. 30-34, 

 81-83. 



* Description of new Fresh-water 



and Land Shells. 



Trans. Am. Phil. Soc., 1842, pp. 163- 

 252, 23 plates. 



* Observations, etc., III. 1842, pp. 88, 



23 plates. 



* Continuation of paper on New 



Shells. 



Proc. Am.Phil.Soc.,1842, pp.224, 225. 



*LKA, ISAAC. [Communication.] 



Proc. Acad. Nat. Sci. Phila., 1843, 

 pp. 215, 216. 



Description of twelve new species 



of Uniones. 



Proc. Am. Phil. Soc., IV, 1843, p. 11. 

 Abstract in advance, no pagination. 



* Names of twelve new Uniones. 



Proc. Am. Phil. Soc., 1844, p. 8. 



" Descriptions of new Fresh-water 



and Land Shells. 



Proc. Am. Phil. Soc., 1845, pp. 162- 

 168. 



* Description of new Fresh-water 



and Land Shells. 



Trans. Am. Phil. Soc., 1845, pp. 275- 

 282, 4 plates. 



* Descriptions of new Fresh-water 



and Laud Shells. 



Trans. Am. Phil. Soc., 1848, pp. 67- 

 101, 9 plates. 



* Observations, etc., IV, 1848, pp. 101, 



13 plates. 



Descriptions of five new Anodout;e, 

 etc. 



Proc. Zool. Soc., 1850, pp. 197-199; 

 Ann.Nat. flis*.,VIII,1851, pp.493-496. 

 Exhibition of large Unios, etc. 

 Proc. Am. Phil. Soc., 1850, p. 153. 



On a communication from Professor 



Agassi z. 



Proc. Am. Phil. &>c.,1851,pp.l87-189. 



" On the great size of certain Naiades, 



etc. 



Proc. Am.Phil.Soc., 1851, pp.191-193. 



Correspondence between Mr. Lea 



and Prof. Agassiz, etc. 



Proc. Am. Phil. Soc., 1851, pp. 218- 

 221. 



w Descriptions of new species of the 



family Unionidae. 



Proc. Am. Phil. Soc., 1852, pp. 251, 

 252; Trans. Am. Phil. Soc., 1852, pp. 

 253-294, 18 plates. 



* Observations, etc., V, 1852, p. 62, 



19 plates. 



* On a remarkably large Dipsas pli- 



catns. 



Proc. Acad. Nat. Sci. Phila., 1852, 

 p. 52. 



* On the period of maturing and 



ejecting young in the family Unio- 

 uida.'. 



Proc. Acad. Nat. Sci. Phila., 1852, 

 p. 54. 



