64 



Ts. Am. P. S., v. 3. pi. 12,f.20. 

 Ts. Am. P. S.,v. 8, pi. 15, f. 29. 

 Conr. Mon , p. 25, pi. 11, f. 1. 

 Ts. Am. P. S., v. 5, pi. ll,f.31. 

 Ts. Am. P. S.,v. 5, pi. ll,f.31. 

 Ts. Am. P. S., v. 4, pi. 17, f. 42. 

 Conr. Mon., p. 47, pi. 24. 

 Ts. Am. P. S., v. 5, pi. 2, f. 2. 

 N.H Diss.,v.2,p.309,Oct.l829. 

 Enc. Meth., pi. 248, f. 7. 

 Amer. Conch., pi. 22. 

 Des. Pyr.Or., p. l,f. 1-3. 

 Drap. Moll, pi. 11, f. 1,2,4. 

 Mull. Verm. Hist., 307. 

 Schroet. Fluss., pi. 4, f. 6. 

 Turt. B. Biv, p. 245. 

 Pfeiff. Syst. An, pi. 8, f. 5, 6. 

 Rossm, p. 23, pi. 9, f. 132. 

 Cat. de Corse, p. 65, pi. 2, f. 2, 3. 

 Rossm, p. 26, pi. 14, f. 200. 

 Guer. Icon, pi. 28, f. 6. 

 Ts. Am. P. S, v. 5, pi. 1 1, f. 32. 

 Ts. Am. P. S, v. 8, pi. 14, f. 24. 

 Ts. Am. P. S, v. 4, pi. 18, f. 47. 

 Conr. Mon, p. 103, pi. 57, f. 1. 

 Ts. Am. P. S , v. 5, pi. 9, f. 13. 

 Sillim. Jour,v. 6, p. 272, f. 16. 

 Rossm. Icon,p 22, pi. 9, f. 130. 

 Ts. Am. P. S, v. 8, pi. 14, f. 26. 

 Conr. Mon, p. 89, pi. 41, f. 1. 

 Sill. Jour , v. 6, p. 120, f. 3. 

 Conr. Mon, p. 116, pi. 65. 

 Nich. Enc, pi. 1, f. 8. 



is Unio clavus, Lam. 

 Unio perdix, Lea. 



is Unio pectorosus, Conrad, 

 is Unio gibbosa, Raf. 



Unio capillaris, Lea. 

 Unio pileus, Lea. 

 is Unio plicatus, Say. 

 is Unio fasciolaris, Raf. 

 is Unio littoralis, Lam. 

 Unio rostrata, Lara. 

 Mya pictorum, Linn. 

 Mya angustata, Schro. 

 Mysca pictorum, Turt. 

 Unio Manca, Lam. 

 Unio elongatula, Miihl. 

 Unio Turtonii, Payr. 

 Unio longiroetris, Zeigl. 

 Unio limoviancae, Fer. 



Ts. Am. P. S, v. 6, pi. 17, f. 53. 

 Conr. Mon, p. 67, pi. 37, f. 2. 

 N. F. W. Shells, p. 25, pi. 1. 

 Sillim. Jour, v. 6, 261. 

 Conr. Mon, p. 79, pi. 44, f. 2. 



is Unio personatus, Say. 



is Unio fasciolaria, Raf. 

 is Unio leptodon, Raf. 

 Unio Cailliaudi, Tur. 



is Unio carbonarius, Lea. 

 Unio Peruviana, Lam. 

 Unio rariplicatu, Lam. 

 Unio Dombeyanus, Valenc. 

 Unio undulata, Desh. 

 Unio multiplicata, Desh. 

 is Unio carbonarius, Lea. 

 Unio subrotundus, Lea. 

 is Unio purpuratus ? Lam. 

 is Unio reetu.-i, Lam. 

 is Unio bullatus, Raf. 



Voy. Am. Mer, pi. 71, f. 4-7. 

 Conr. Mem., p. 100, pi. 54, f. 2. 



Sillim. Jour, V. 6, p. 264. is Unio complanatus, Soland. 



Ts. Am. P. S, V. 3, pi. 7, f. 9. Unio ater, Lea. 

 Amer. Conch, pi. 43. Unio lugubris, Say. 



