iVO BIBLIOGRAPHY OF PUBLICATIONS OF ISAAC LEA, LL. D. 



J374. Lea, Isaac — Continued. 



Unio strumosvs, Lea, pi. 19, fig. 55 57 



Proc. Acad. Nat. Sci., Phila., 1873, p. 423. Proc. Acad. Nat Sci., 1872, p. 158. 



Unio subolivaceus, Lea, pi. 20, fig. 56 57 



Proc. Acad. Nat. Sci., Phila., 1873, p. 422. 



Unio guhcylindraceus, Lea, pi. 20, fig. 57 58 



Proc. Acad. Nat. Sci., Phila., 1873, p 422. 



Unio cornetts. Lea, pi. 20, fig. 58 59 



Proc. Acad. Nat. Sci., Phila., 1873, p. 423. 



Unio infulgens, Lea, pi. 21, fig. 59 60 



Proc. Acad. Nat. Sci., Phila.. 1873, p. 422. 



Schizostoma Lewisii, Lea, pi. 21, fig. 16 61 



Proc. Acad. Nat. Sci., Phila., 1869, p. 125. 



Goniobasis Lawrencei, Loa, pi. 21, fig. 17 62 



Proc. Acad. Nat. Sci., Phila., 1869, p. 125. 



Goniobasis baculoides. Lea, pi. 21, fig. 18 6S 



Proc. Acad. Nat. Sci., Phila., 1869, p. 125. 



Physa Carltonii, Lea, pi. 21, fig. 19 63 



Proc. Acad. Nat. Sci., Phila.. 1869, p. 125. 



Physa Tro;/!a7ia, Lea, pi. 21, fig. 20 63 



Proc. Acad. Nat. Sci., Phila., 1869, p. 125. 



Unio Dooleyensis, Lea, pi. 22, fig. 60 64 



Proc. Acad. Nat. Sci., Phila., 1873, p. 424. 



Unio Gesnerii, Lea, pi. 22, fig. 61 65 



Proc. Acad. Nat. Sci., Phila., 1873, p. 424. 



Unio invenustus. Lea, pi. 22, fig. 62 66 



Proc. Acad. Nat. Sci., Phila., 1873, p. 424. 



Soft Parts of Unionidai 67,68 



Unio Tappanianus, Lea 67 



Unio Rowellii, Lea 67 



Anodonta Leonensis, Lea 67 



Umo Hydeianus, Lea 68 



Embryonic Forms of Unionida) 68, 69 



Unio Nashvilleensis, Lea, pi. 21, fig. 1 68 



Unio nasutus, Say, pi. 21, fig. 2 68 



Unio parvus. Bar, pi. 21, fig. 3 68 



Unio concestator, Lea, pi. 21, fig. 4 68 



• Unio ruhellinus. Lea, pi. 21, fig. 5 • 68 



Unio excavatus, Lea, pi. 21, fig. 6 68 



Unio sudus, Lea, pi. 21, fig. 7 69 



Unio fallax, Lea, pi. 21, fig. 8 , 69 



Unio Claibornensis, Lea, pi. 21, fig. 9 69 



Unio gibbosus. Bur, -pi. 2\,&{^. 10 69 



Unio Othcaloogensis, Lea, pi. 21, fig. 11 69 



Unio tortivus,'Lea,iA. 21, fig. 12 69 



Unio purpuratus. Lam, pi. 21 , fig. 13 '. 69 



Unio Tappanianus, Lea, pi. 21, fig. 14 69 



Margarita Spillmanii, Lea, pi. 21, fig. 35 69 



275. 



1871. Lea, Isaac. Observations | on the | Genus Unio; | together with | Descriptions 

 of New Species in the Family Uniouidse, | and descriptions of | Embryonic 

 Forms and Soft Parts. | also, New Species of ) Strepomatida;, Limua'ida-. | 

 Eead before the Academy of Natural Sciences of Philadelphia, and Published 

 in I its Journal. | by | Isaac Lea, LL. D., | Vice President of the Americau 

 Philosophical Society, Ect. Ect. | with twenty-two plates. | Vol. XIII. | — | 

 Philadelphia: | Printed for the Author. 4°. pp. 75. Plates 1 to 22. 

 This consists of Nos. 273 and 274. 



276. 



1874. Lea, Isaac. Index | to Vol. I to XIII. | Observations | on the | Genus Unio, | 

 together with | Descriptions of N(!w Species of the Family Unionida;, | and | 

 Descriptions of New Species of the Melanidic, | Paludiuai, Helicidie, Etc.j 



