BIBLIOGRAPHY OF PUBLICATIONS OF 18AAC LEA, LL. D. 91 



1850. Lea, Isaac — Continued. 



Vision in the lamily Uuionidii;.] <^Proc. Acad. Nat. 6ci., I'hila., xi, pp. o~9-3l;0. 

 December, 1859. 



Communicated December fi, 1859. This forms iiart of Ko. 172. 



"Wo now know of four species wbich have tliis remarkable provision of a branchial 

 uterus in each lobe or leaf of the branchia, viz: 

 JInio nndtiplicatus, 

 TJiiio rubiginosus, 

 Unio Eleinianus, 

 JInio s^ibrotundun, 



and of these, two at least have the very remarkable condition of redness of the ova, viz : 

 JJiiio rubiginosus, 

 Unio subrdtundus." 



"He found the following species always to close the anal opening, and to withdraw the 

 papillaa of the bianchial opening when the light was suddenly intercepted, viz : 

 Unio cylindricus, Say. 

 Unio rubiginosus, Lea. 

 Unio subrotiindus. Lea. 

 Unio pyramidatus, Lea. 

 Unio obscurus. Lea. 

 Unio puslulosus. Lea. 

 Unio JEsopus, Green. 

 Anodonta imbecilis, Say." 



165. 



1859. Lea, Is.\ac. Desci'iptions of Three New Species of Exotic Uniones. <^Proc. 



Acad. Nat. Sci., Phila^, xi, p. 331. December, 1859. 



Kead before the Academy Natxiral Sciences December 6, 1859, and ordered to be published 

 in the Proceedings December 27, 1859. This forms part of No. 172. 



Unio Wynegungaeniis, Lea, n. s 331 



Wynegunga River, 30 miles east of Nagpoor, in the Deccan, Bengal, C. M. 



Wheatley. 

 Journ. Acad. Nat. Sci., iv, 1860, p. 271. 



Unio consobrinus. Lea, n.s 331 



China, 0. M. Wheatley. 



Journ. Acad. Nat. Sci., iv, 1860, p. 272. 



Unio Nagpoorensis. Lea, n. s 331 



Ambajiri Tank, Nagpoor, Bengal, O. M. Wheatley. 

 Journ. Acad. Nat. Sci., iv, 1860, p. 270. 



166. 



1860. Lea, Isaac. [Remarks and Resolutions on the death of Augustus E. Jessup.] 



<^Proc. Acad. Nat. Sci., xii, pp. 1-2. January, 1800. 



Communicated January 3, 1860. Proceedings for January laid on the table February 14, 

 1860. (See Proc. Acad. Nat. Sci., Phila., xii, p. 54.) 



167. 



1860. Lea, Isaac. [Remarks on the number of species of Unionidm in the United 

 States and Teratories.] <^Proc. Acad. Nat. Sci., Phila.,xi[,\^.3. 



Communicated January 24, 1860. Proceedings for January laid on the table February 14, 

 1860. (See Proc. Acad. Nat. Sci., Phila., xii, p. 54.) This fonus part of No. 172. 



"From the list ho had carefully eliminated the synonyms, and there remained in it the 

 extraordinarily large number of five hundred and twenty species which have been described, 

 inhabiting the Rivers, Lakes and Pools of the United States and Territories, and he stated 

 that he had some 30 to 40 in his possession not yet named or described. 

 These 520 may be thus divided : 



TTnio 441 species. 



Margaritana 26 do. 



Anodonta 53 do. 



520 

 New species in Mr. Lea's possession not yet described 30 



550." 

 For correction of this paper see No. 173, 



