LEA] 



900 



[LEA 



Lea, Isaac. 38. On Centemodon sulcatus, a new 



genus of fossil Saurian Reptiles. Philad. Acad. 



Nat. Sci. Proc. VIIL, 1856, pp. 77-78. 

 39. Description of a new sub-genus of 



Naiades (Plagiodon isocardiodes). Philad. Acad. 



Nat. Sci. Proc. VIIL, 1856, p. 79. 



40. Description of a new species of Tri- 



quetra (T. lanceolata). Philad. Acad. Nat. Sci. 

 Proc. VIIL, 1856, p. 79. 



41. New freshwater Shells from California. 



Philad. Acad. Nat. Sci. Proc. VIIL, 1856, pp. 

 80-81. 



42. Descriptions of twenty-five new species 



of exotic Uniones. Philad. Acad. Nat. Sci. 

 Proc. VIIL, 1856, pp. 92-95. 



43. Descriptions of four new species of 



exotic Uniones (U. Nuttallianus, U. Carabodi- 

 ensis, U. Newcombianus, U. Coloradoensis). 

 Philad. Acad. Nat. Sci. Proc. VIIL, 1856, pp. 

 103-104. 



44. Descriptions of thirteen new species of 



exotic Peristomata. Philad. Acad. Nat. Sci. 

 Proc. VIIL, 1856, pp. 109-111. 



45. Descriptions of fifteen new species of 



exotic Melaniana. Philad. Acad. Nat. Sci. 



Proc. VIIL, 1856, pp. 144-145. 

 46. Description of the Byssus in the genus 



Unio. Philad. Acad. Nat. Sci. Proc. VIIL, 



1856, pp. 213-214. 



47. Descriptions of eleven new species of 



exotic Uniones. from Georgia. Philad. Acad. 

 Nat. Sci. Proc. VIIL, 1856, pp. 262-263. 



48. Reptilian remains in the New Red 



Sandstone of Pennsylvania. Silliman, Journ. 

 XXIL, 1856, pp. 122-124. 



49. On the New Red Sandstone formation 



of Pennsylvania. Silliman, Journ. XXIL, 

 1856, pp. 422-423. 



- 50. Description du sous-genre Plagiodon, 

 et du genre Pompholyx. (Transl.) Journ. 

 Conchyl. II., 1857, pp. 207-208. 



51. Descriptions of thirteen new species 



of Uniones, from Georgia. Philad. Acad. Nat. 

 Sci. Proc. IX., 1857, pp. 31-32. 



52. Descriptions of six new species of 



Uniones from Alabama (U. propinquus, U. 

 Florentinus, U. biemarginatus, U. mundus, U. 

 Thorntonii, U. Mooresianus). Philad. Acad. 

 Nat. Sci. Proc. IX., 1857, pp. 83-84. 

 53. Descriptions of eight new species of 

 Naiades from various parts of the United States ; 

 of three new exotic species of Naiades (Unio 

 Poeyanus, U. Canadensis, Anodonta Hottonis), 

 and of twelve new species of Naiades from North 

 Carolina. Philad. Acad. Nat. Sci. Proc. IX., 

 1857, pp. 84-86. 



Lea, Isaac. 54. Descriptions of six new species 

 of Freshwater and Land Shells of Texas and 

 Tamaulipas, from the Collection of the Smith- 

 sonian Institution (Unio Berlandierii, U. Popeii, 

 U. Bairdianus, Anodonta Henryiana, Helix 

 Couchiana, H. Tamaulipasensis). Philad. Acad. 

 Nat, Sci. Proc. IX., 1857, pp. 101-102. 



55. Descriptions of twenty-seven new spe- 

 cies of Uniones, from Georgia. Philad. Acad. 

 Nat. Sci. Proc. IX., 1857, pp. 169-172. 



56. Descriptions of new species of Unio 



(U. turgidulus, U. perradiatus, U. exactus, etc.) 

 from Tennessee, Alabama, and North Carolina. 

 Philad. Acad. Nat. Sci. Proc. X., 1858, pp. 40- 

 41. 



57. Descriptions of a new Helix (H. 



Clarkii) and two new Planorbes (P. Wheatleyi, 

 P. Newberryi). Philad. Acad. Nat. Sci. Proc. 

 X., 1858, p. 41. 



58. Descriptions of four new Freshwater 



Molluscs, from the Isthmus of Darien and Hon- 

 duras (Unio Caldwellii, U. Goascoranensis, Ano- 

 donta luteola, Melania planensis). Philad. 

 Acad. Nat. Sci. Proc. X., 1858, p. 118. 



i 59. Descriptions of seven new species of 



Margaritanse, and four new species of Ano- 

 dontae (A. Halenbeckii, A. Gesnerii, A. Dari- 

 ensis, A. Danielsii). Philad. Acad. Nat. Sci. 

 Proc. X., 1858, pp. 138-139. 



60. Descriptions of twelve new species 



of Uniones and other Freshwater Shells of the 

 United States. Philad. Acad. Nat. Sci. Proc. 

 X., 1858, pp. 165-166. 



61. Descriptions of the embryonic forms 



of thirty-eight species of Unionidae. Philad. 

 Journ. Acad. Nat. Sci. IV., 1858-60, pp. 43- 

 50. 



62. New Unionidae of the United States. 



Philad. Journ. Acad. Nat. Sci. IV., 1858-60, 

 pp. 51-95, 191-233. 



63. Descriptions of exotic Unionidae. 



Philad. Journ. Acad. Nat. Sci. IV., 1858-60, 

 pp. 235-273. 



64. New Unionidae of the United States 



and Northern Mexico. Philad. Journ. Acad. 

 Nat. Sci. IV., 1858-60, pp. 327-374. 



65. On Auroras. Amer. Phil. Soc. Proc. 



VI., 1859, pp. 162-164. 



66. Descriptions of new species of Unio- 

 nidae, from Georgia, Mississippi, and Texas (U. 

 spissus, U. corvus, Margaritana elliptica, Ano- 

 donta Texasensis, etc.). Philad. Acad. Nat. Sci. 

 Proc. 1859, pp. 112-113. 



67. Descriptions of new species of Uniones, 



from South Carolina, Florida, Alabama, and 

 Texas (U. cacao, U. hepaticus, U. macrodon, 

 etc.). Philad. Acad. Nat. Sci. Proc. 1859, pp. 

 154-155. 



