63 



1764 

 1765 

 1766 

 1767 

 1768 

 1769 



1791 

 1792 

 1793 

 1794 

 1795 

 1796 

 1797 

 1798 

 1799 

 1800 



obesus, Lea, 



obliquatus, Raf., 



" var., 



it tt 



obliquus, Lam., 534 



" var., 



obovalis, Raf., 534 



obtusus, Fer., 



occidens, Desh., 538 



occidens, Lea, 



ovata, Valenc., 



ovata, Bouillet, 



ovatus, Say, 538 



" var., 



n n 



oviformis, Conrad, 



paludicolor, Gould, 



papyrucea, Gould, 

 parallelopipedon, Lea, 



Paranensis, Lea, 



parvus, Barnes, 



York River, Vir., 



Ohio, 



Kentucky, 



Ohio River, 



Ohio River, 

 N. Holland, 

 Susquehannah R., 

 Ohio River, 

 Ohio River, 



Passaic River, 

 New Jersey, 

 Schuylkill River, 

 Ohio River, 

 Kentucky, 

 Tennessee, 

 Burrill River, India, 

 Muskingum River, 

 Ohio River, 

 England, 



Avon River, 

 Lake Champlain, 



1801 Patagonicus, D'Orb., 



New Jersey, 

 France, 

 Ohio River, 



Tennessee, 

 Everglades, Flo., 

 Miami River, 

 Parana River, 

 Parana River, 

 Ohio River, 

 Fox River, 

 Rio Negros, Patag.. 



Ts. Am. P. S., v.4, pi. 13, f.26. 

 Ann. Gen. des S. P., v. 5, p. 43. 

 N.H.Diss., v.2, p.308, Oct.1829. 

 Ts.Am.P. S.,v. 3,pl.8,f. 12. 

 Conr. Mou., p. 77, pi. 43, f. 2. 

 Ts. Am. P.S.,v. 3,p].9, f 14. 

 Ann. Gen. des S. P., v. 5, p. 45. 



Conr. Mon., p. 4, pi. 2. 

 Ts. Am. P. S., v. 3, pi. 10, f. 16. 

 Ann. Gen. des S. P., v. 5, p. 50. 

 Ts. Am. P. S., v. 3, pi. 13, f. 23. 

 Nich. Enc Amer., pi. 2, f. 8. 

 Conr. Mon., p. 37, pi. 17, f. 2. 

 List. C., pi. 157, f. 12. 

 Ts. Am. P. S., v. 3, pi. 4, f. 4. 

 Ann. Gen. des S. P., v. 5, p. 48. 

 Pouls. Transl. Raf., p. 55. 

 Ts. Am. P. S., v.4, pi. 16, f. 38. 

 Sillim. Jour., v. 14, p. 284. 

 Ts. Am. P. S., v.4, pi. 6, f. 5. 

 List. C., pi. 147, f. 2. 

 Mont. Test. Brit., p. 34. 

 Don. B Shells, v 4, pi. 122 

 Don. B. Shells, v. 3, pi. 101. 

 Turt. B Biv., pi. 16, f. 2 

 Chemn. 10, pi. 170, f. 1650. 

 Rossm. Icon., pi. 3, t'. 70, a, b. 

 Rossm. Icon., pi. 14, f. 202-204. 

 J. B. Bouillet Cat., p. 81. 

 Mich. Comp., pi. 16, f. 25. 

 Wood's Gen. C., pi. 19, f. 5. 

 Reeve C. Syst., pi 87, f. 1. 

 Reeve C. Syst , pi. 89, f. 10. 

 J. B. Bouillet Cat., p. 84, No. 98. 

 Conr. Mon., p. 4, pi. 2. 



Unio ridibundus, Say. 

 Unio sulcatus, Lea. 

 Unio obovalis, Raf. 

 Unio ebenus, Lea. 

 is Unio obliquus, Lam. 

 is Unio auratus, Swains, 

 is Unio ovatus, Say. 

 is Unio cardium, Raf. 

 Anndonta Ohiensis, Raf. 

 Unio Isevissimus, Lea. 



Symphynota oehrscea, Lea. 

 Mytilus fluviatilis, Gmel. 



Unio ellipsis, Lea. 



is Unio crassus, Say. 

 is Unio lata, Rat'. 

 Mytilus angustior, List. 

 Mya ovalis, Mont. 

 Mya ovata, Donov. 

 Mya depressa, Donov. 

 Myeca solida, Turt. 

 Unio nodulosa, Lam. 

 Unio tuniida, Retz. 

 Unio ovata, Bouil. 

 Unio rostrata, Stud. 

 Unio limagnae, Bouil. 



is Unio cariosus, Say. 

 is Unio ovalis, Flem. 

 Unio venlricosus, Desh. 

 Unio subovatut', Desh. 

 Unio occidens, Desh 



N. F.W. Shells, p. 46, pi. 3, f. 6. 

 Proc. Bost. S. N. H., v. 2, p. 53. 

 Proc Bost.S. N.H., v.2, p. 53. 

 Ts. Am. P. S., v.5, pl.8, f. 20. 



Ts. Am. P. S., V. 5, pi. 14,f.42. Unio Solisiana, D'Orb. 



Conr. Mon., pi. 9, f. 1. 

 Sillirn. Jour., v. 6, p. 174. 

 Voy. Am. Merid., pi. 70, f 1-4. 



