BIBLIOGRAPHY OF PUBLICATIONS OF ISAAC LEA, LL. D. 83 



145. 



1858. Lea, Isaac. [Remarks on fossils presented by Mr. Foulke to the Academy of 

 Natural Sciences, Phila. ] <^Proc. Acad. Nat. Sci., Phila., x, pp. 218-221. 

 Communicated December 14, 1858. Forms part of No. 146. 



146. 



L858. Lea, Isaac. [Title-page not seen]. 8°, pp. 1-26. 



Consists of Numbers 129, 135, 136, 137, 138, 139, 140, 141, 142, 143, 145. 



147. 



1858. Lea, Isaac. Descriptions of the Embryonic Forms of Thirty-eight species of 



Unionidoe. <^Join-n. Acad. Nat. Sci., Fhila., iv. New Series, pp. 43-50, pi. v. 

 Separate 4to, pp. 43-50. 



Read before tlie Academy Natural Sciences November 23, 1858. 



Extra copies printed for tbe author December, 1858. (See Journ. Acad. Nat. Sci., 

 Phila., iv, n. s., p. 3.) 

 This also forms part of No. 149. 



Jlnio obtxisus, Lea, pi. 5, fig. 1 46 



Unio Anodontoides, Lea, fig. 2 46 



TInio multiplicatus, Lea, fig. 3 46 



IPnio rutilans, Lea, fig. 4 46 



Unio penicillatus, Lea, fig. 5 47 



Unio securis, Lea, fig. 6 47 



Unio retusus. Lam., flg. 7 47 



Unio Pratii, Lea, fig. 8 47 



Unio spatulatus. Lea, fig. 9 47 



Unio luteolus. Lam., fig. 10 47 



Unio rectus, Lam., fig. 11 47 



Unio phnseolus, Hild., fig. 12 47 



Unio occidene, Lea, fig. 13 47 



Unio novi-eboraci, Lea, fig. 14 47 



Unio ovatus, Say, fig. 15 47 



Unio Woodwardia7itis, Lea, flg. 16 47 



Unio multiradiatus, Lea, flg. 17 47 



Unio ligamentinus, Lam., flg. 18 47 



Unio triangularis, Bar., fig. 19 48 



Unio radiatus, Lam., flg. 20 48 



Unio perplexus, Lea, flg. 21 48 



Unio undulatus. Bar., flg. 22 48 



Unio pressus. Lea, flg. 23 48 



Unio Icevi-sirnus, Lea, flg. 24 48 



Unio alatus. Say, fig. 25 : 48 



Margaritana rugosa. Lea, fig. 26 48 



Margaritana marginata. Lea, fig. 27 49 



Margaritana triangulata, Le.a, fig. 28 49 



Margaritana complanata, Lea, fig. 29 49 



Margaritana deltoidca. Lea, fig. 30 49 



Margaritana Hildrethiana, Lea, fig. 31 49 



Anodonta Lewisii, Lea, fig. 32 .' 49 



Anodonta ovata, Lea, flg. 33 49 



Anodonta decora. Lea, fig. 34 '. 49 



Anodonta Ferussaciana, Lea, fig. 35 50 



Anodonta imhecilis. Say, fig. 36 50 



Anodonta edentula, Lea, fig. 37 50 



Anodonta undulata. Say, fig. 38 50 



Ovum of Unio subangulatus, Lea, flg. 39 50 



148. 



1858. Lea, Isaac. New Unionidse of the United States. <^Journ. Acad. Nat. Sci.,\v. 

 New Series, pp. 51-95. Plates vi to xx. 



Head before the Academy Natural Sciences, Phila., November 23, 1858. Extra copies 

 printed for the author December, 1858. (See .Tourn. Acad. Nat, Sci., Phila., iv, u. s., p. 3.) 

 This forms part of No. 149. 



