50 

 LEA, ISAAC, LL.D. (Continued.) 



Descriptions of the Embryonic Forms of thirty-eight Species of 

 IJnionidse. 



Vol. iv, Part 1, p. 43. December, 1858. 



New Unionidse of the United States. 



Vol. iv, Part 1, p. 51. December, 1858. 



Continuation. 



Vol. iv, Part 2, p. 191. September, 1859. 



Descriptions of Exotic Unionidae/ 



Vol. iv, Part 3, p. 235. March, 1860. 



New Unionidae of the United States and Northern Mexico. 



Vol. iv, Part 4, p. 327. December, 1860. 



IN PROCEEDINGS OF THE ZOOLOGICAL SOCIETY OF LONDON. 



Description of a New Genus of the Family Melaniana, and of 

 many new Species of the Genus Melania; chiefly collected by 

 Hugh Cuming, Esq., during his Zoological Yoyage to the East, 

 and now first described. By Isaac Lea and Henry C. Lea. 



Vol. xviii., No. 212, p. 179. 1850. 

 Also Pamphlet. 



Description of five New Species of Anodonta, collected by 

 Hugh Cuming, Esq., in the East Indies. 



Vol. xviii., No. 212, p. 197. 1850. 



OBSERVATIONS ON THE GENUS UNIO, TOGETHER WITH DESCRIPTIONS 

 OF NEW GENERA AND SPECIES OF THE FAMILIES NAIADES, COLIMA- 

 CEA, MELANIANA, &c. With Plates, many of them colored. Quarto. PHI- 

 LADELPHIA. 



Vol. i., 1832, pp. 230. From Philosophical Transactions, Vols. iii., iv., v. 



ii., 1838, pp. 152. 

 iii., 1842, pp. 88. 

 iv., 1845, pp. 75. 



v., 1852, pp. 62. 

 vi., 1857-8, p. 96. 

 vii., 1859, pp. 90. 



Jour. Acad. of Nat. Sciences, 



Vol. viii., part 1, I860, pp. 56. " 



vi., vn. 



viii. 



ix. and x, p. 67. 



x. p. 253, 295, 303, 



iii. and iv, 43, 51 



iv., p. 191. 



iv., p. 235, 327. 



A SYNOPSIS OF THE FAMILY OF NAIADES. PHILADELPHIA. 

 First Edition, (1836,) pp. 62. Svo. 

 Second Edition, (1838,) pp. 44. 4to. 

 Third Edition, (1852,) pp. 88. 4 to. 



