80 BIBLIOGKAPHY OF PUBLICATIONS OK ISAAC LEA, LL. D. 



134. 



1857. Lea, Isaac. Observations | on the | GennsUiiio, | together with | Descriptions 



of New Species in the Family Uuionidaj. | Kead before the Acadfaiy of Nat- 

 ural Sciences of Philadelphia an<l | published in their Journal. | by | Isaac 

 Lea, LL. D. | [title], | with thirteen plates. | Vol.vi. | Part I.— IH.'i?. | Phila- 

 delphia: I Printed for the author. | Merrihew &, Thompson Printers. 4to. pp. 

 7-48. 



This consists of a separate of Ko. 133, and, with No. — , foixas No. 150. 



135. 



1858. Lea, Isaac. " Remarks on the LTuionidte of Nebraska Territory and Red River 



of the North." <P/oc. Acad. Nal. ScL, Phila., x, pp. 13-14. March, 1858. 

 Communicated March 23, 1858. This forms part of No. 146. 



136. 



1858. Lea, Isaac. Descriptions of New Spetnes of Unio, from Tennessee, Alabama, 

 and North Carolina. <^P)oc. Acad. Xal. ScL, P/u/fl., x, i)p. 40-41. March, 1858. 

 Eead before the Academy March 23, 1858. This forms part of No. 146. 

 Unio tu rgidulus, Lea, n. s • 40 



Cumberland Kiver, Tennessee, Dr. Troost and T. C. Downie; Florence, Ala- 



' bama. Rev. G. "White. 



Journ. Acad. Nat. ScL, v, 1862, p. 62. 

 Unio perradiatus. Lea, n. s 40 



Florence, Alabama, Rev. George "White. 



Journ. Acad. Nat. Sd., v, 1862, p. 66. 

 Unio Mereditlni, Lea, n. s 40 



Tennessee River, Florence, Alabama, L. B. Thornton. 



Journ. Acad. Nat. Sci., v, 1862, p. 65. 

 Unio Pybasii, Lea, n. s 40 



Tennessee River at Florence, Alabama, B. Pjbas. 



Journ. Acad. Nat. Sci., v, 1862, p. 67. 

 Unio virescens, Lea, n. s 40 



Tennessee River at Florence, Alabama, B. Pybas. 



Journ. Acad. Nat. Sci., iv, 1860, p. 341. 

 Unio Neusensis, Lea, n. s 41 



Neuse River, six miles from Raleigh, N. C, Prof. Emmons. 



Journ. Acad. Nat. Sci., v, 1862, p. 60. 

 Unio purus, Lea, n. s 41 



Neuse River, six miles from Raleigh, N. C, Prof. Emmons. 



Journ. Acad. Nat. Sci., v, 1862, p. 61. 

 Unio exactus. Lea, n. s 41 



Neuse River, six miles from Raleigh, N. C, Prof. Emmons. 



Journ. Acad. Nat. Sci., v,lSG2, p. 62. 



137. 



1858. Lea, Isaac. Descriptions of a New Helix and Two New Planorbes. <^rroe. 

 Acad. Nat. Sci. , Phila. , x, p. 41. March, 1858. 



Read before the Academy of Natural Sciences March 23, 1 858. Tliis lorins part of No. 146. 



Helix Clarkii, Lea, n. s 41 



Tusliee Cove, Cherokee County, North Carolina, Prof. D. Christy, Hamilton, 

 Ohio. 



riannrhis WhcatUyi, Lea, n. s 41 



t'otoraa Creek, Montgomery County, Alab., C. M. "Wheatley. 



Planorbis Netvherryi, Lea, n. s 41 



Klamath Lake and Canoe Creek, California, J. S. Newberry, M. D. 



138. 



1858. Lea, Isaac. [Remarks on Permian and Triassic Formations in Kansas and 

 Pennsylvania.] <^Proc. Acad. Nat. Sci., Phila., x, pj). 90-92. April, 1858. 

 Communicated April 20, 1858. This forms part of No. 146. 



