1889 
1890 
1891 
1892 
1893 
1894 
1895 
1896 
1897 
1898 
1899 
1900 
1901 
1902 
1903 
1904 
1905 
1906 
1907 
1908 
1909 
1910 
1911 
1912 
1913 
1914 
subrotundus, 
subrotundus, 
if var., 
“e “ 
subtentus, 
ss var., 
subtetragona, 
sulcatus, 
sulcidens, 
superbus, 
syrmatophorus, 
Tampicoensis, 
Tappanianus, 
Tavoyensis, 
tenebrosus, 
tenerus, 
tenuissimus, 
teres, 
Se eeVial 5 
tetralasmus, 
torsus, 
torulosus, 
trabalis, 
trapezoides, 
he var., 
triangularis, 
trigonus, 
triqueter, 
ee var., 
“ cc 
Troostensis, 
truncatus, 
ss var., 
tuberculatus, 
« 
tuberculosa, 
tumidus, 
tumidus, 
turgidus, 
Turtoni, 
undatus, 
undulatus, 
undulatus, 
undulatus, 
undulatus, 
Vanuxemensis, 
var., 
Say, 
Mich., 
Lea, 
Lam., 
Lea, 
Lea, 
Lea, 
Lea, 
Gould, 
Conrad, 
Ray., 
Lea, 
Raf., 
555 
534 
Say, 
Raf., 
Ratz, 
Conrad, 
Lea, 
Barnes, 554 
Lea, 
Raf. 
Lea, 
Raf., 
Raf., 
Valenc., 
Retz., 
Pfeiff., 
Lea, 
Payr., 
Barnes, 
Say, 
Desh., 
Desh., 
Barnes, 
Lea, 
552 
534 
534 
533 
Ohio River, 
Ohio River, 
Tennessee, 
Tennessee, 
Alabama, 
France, 
Ohio, 
Connecticut River. 
N. Holland, 
S. America, 
Tampico River, 
Juniata River, 
British Burmah, 
Virginia, 
S. Carolina, 
Ohio River, 
Mississippi River, 
Wabash River, 
Bayou St. John, 
Ohio River, 
Wabash River, 
Tennessee, 
Lake St. Joseph, 
Louisiana, 
Ohio River, 
Ohio River, 
Falls of Ohio, 
Cumberland River, 
Wabash River, 
Ohio, 
Harpeth River, 
Ohio River, 
Wisconsin, 
France, 
France, 
New Orleans, 
Isle of Corsica, 
Ohio River, 
Wabash River, 
Fox River, 
Ohio River, 
‘Tennessee, 
Cumberland River, 
Trs. Am. P.S., v. 4, pl. 18, f. 45. 
Pouls. Transl. Raf., p. 44. 
Rrsz AinvEoS.; v3) pl. Ont. 
Trs. Am. P.S., v. 4, pl. 8, f. 10. 
Amer. Conch., pl. 15. 
Conr. Mon., p. 85, pl. 47, f. 1. 
Mich. Supp., pl. 16, f. 23. 
Trs. Am. P.S., v. 8, pl. 8, f. 12. 
Delessert, pl. 12, f. 3. 
Trs. Am. P.S., v. 9, pl. 42, f. 11. 
Sowerb. Gen. of Shells, f. 1. 
Trs. Am. P.S., v. 6, pl. 7, f. 18. 
Trs. Am. P.S., v. 6, pl. 17, f. 55. 
Proc. Bost.S. N. H.,v.1,p. 140. 
N. F. W. Shells, p. 42, pl. 7, f. 1. 
Chenu C. Ill., pl. 31, f. 1. 
Trs. Am. P:S., v. 8, pl. 11, f. 21. 
Conr. Mon., p. 52, pl. 28. 
Pouls. Trans. Raf., p. 68, sp. 66. 
Amer. Conch., pl. 23. 
Cuy. R. An. par Desh.,pl. 92,f-1. 
Conr. Mon., p. 50, pl. 27, f. 1. 
Conr. Mon., p. 110, pl. 60, f. 2. 
rss Amey lespSs)ve-4 pla ss iteel: 
Amer. Conch., pl. 33. 
Reeve Syst. C., pl. 89, f. 9. 
ransseAe ies Ss v4, p. LO! 
Pouls. Transl. Raf., p. 31. 
Sillim. Jour., v. 6, p. 272. 
Trs. Am. P.S., v. 4, pl. 16, f. 41. 
Trs. Am. P.S., v. 5, pl. 10, £30. 
Amer. Conch., pl. 67. 
Pouls. Transl. Raf., p. 31. 
Conr. Mon., p. 48, pl. 22. 
Ann. Gen. des S. P., v. 5, p. 42. 
Sillim. Jour., v. 6, p. 123. 
Enc. Meth., pl. 248, f. 9. 
Rossm., p. 117, pl. 7, f. 70. 
Trs. Am. P: S., v. 6;)pl: 5,11. 
Cat. de Corse, p. 65, pl. 2, f. 2, 3. 
Conr. Mon., p. 77, pl. 43, f. 2. 
Conr. Mon., p. 107, pl. 59. 
Sillim. Jour., v. 6, pl. 4, f. 4. 
Amer. Conch., pl. 16. 
Sillim. Jour., v. 6, pl. 2, f. 2. 
Trs. Am. P.S., v. 6, pl. 11, f. 31. 
is Unio politus, Say. 
Unio cireulus, Lea. 
Unio lens, Lea. 
Unio littoralis? Lam. 
is Unio obliquatus, Raf. 
is Unio complanatus, Soland. 
is Hyria avicularis, Lam. 
Unio viridis, Conrad. 
Unio tenerus, Ray. 
is Unio tenebrosus. Conr. 
is Unio leptodon, Raf. 
Unio anodontoides, Lea. 
is Unio retusus, Lam. 
is Unio gibbosus, Raf. 
is Unio Troostensis, Lea. 
Unio interruptus, Say. 
is Unio triqueter, Raf. 
is Unio cordatus, Raf. 
Unio triangularis, Barnes. 
Unio cuneatus, Swains. 
Unio formosus, Lea. 
Unio trabalis, Conr. 
Unio elegans, Lea. 
Unio verrucosus, Barnes. 
Unio tuberculosa, Val. 
is Unio tuberculatus, Raf. 
is Unio ovalis, Flem. 
is Unio ovalis, Flem. 
Unio Mortoni, Conr. 
is Unio pictorum, Lam. 
is Unio cordatus, Raf. 
is Unio heros, Say. 
is Unio cordatus, Raf. 
is Unio plicatus, Say. 
is Unio costatus, Raf. 
