724 
725 
726 
727 
728 
729 
730 
731 
732 
733 
734 
735 
736 
737 
738 
739 
740 
741 
742° 
743 
744 
745 
746 
747 
748 
749 
750 
complanata, 
levigata, 
serra, 
“ 
var., 
trunculus, 
Bahiensis, 
cealyculata, 
clandestina, 
cornea, 
ss var., 
cc ‘ 
dubia, 
elegans, 
globosa, 
lacustris, 
minor, 
nucleus, 
partumeia, 
rhomboidea, 
rivalis, 
rivicola, 
similis, 
staminea, 
sulcata, 
tumidus, 
Veatleyi, 
amnica, 
fontinale, 
inflatum, 
obliquum, 
Say, 
Adams, 
Meg., 
Drap., 
Adams, 
Stud., 
Say, 
Say, 
Drap., 
Lam., 
Say, 
Conrad, 
Lam., 
Parr., 
Adams, 
Jeny., 
Pfeiff., 
Meg., 
Lam., 
. 
Mediterranean, 
1 Tranquebar, 
16 Cape Good Hope, 
Cape Good Hope, 
24 Mediterranean, 
C i Aisi8- 
GENUS CYCLAS. 
Oo 
ORDER. 
Reeve C. Syst., pl. 61, f. 2. 
Wood’s Ind., pl. 6, f. 14. 
Chemn. 6, pl. 25, f. 251, 252. 
Enc. Meth., pl. 260, f. 3. 
Born Mus. pl. 4, f. 3, 4. 
TRO PsLOP OD A. 
BIMUSCULOSA. 
Famity CONCHACHBEA. 
Bahia, 
France, 
Chili, 
Europe, 
Moravia, 
Belgium, 
Ohio, 
Vermont, 
Langobard, 
France, 
Vermont, 
Moravia, 
Ohio, 
Vermont, 
France, 
Europe, 
Ohio, 
Missouri, 
Massachusetts, 
Styria. 
Jamaica, 
GENUS PISIDIUM. 
Europe, 
Europe, 
Langobard, 
Europe, 
Bruguiére. 
Spix. Test. Bras., pl. 23, f. 5, 6. 
Drap. Moll., pl. 10, f. 14, 15. 
Tutt. B. B., p. 248, pl. 11, f. 14. 
Drap. Moll., pl. 10, f. 14. 
Nich. Enc. Am., 4, pl. 1, 10. 
Bost. Jour., 3, pl. 3, f. 11. 
Drap. Moll., pl. 10, f. 6, 7. 
Bost. Jour., 4, pl. 4, f. 2. 
Gould’s Invert., p. 75, f. 55. 
Jour. Ac. N.S., 2, p. 380. 
Drap. Moll., pl. 10, f. 14. 
Wood's Gen. C., pl. 46, f. 3. 
Nich. En. Am.,4, pl. 1, f. 9. 
Sill. Jour., v. 25, p.342, pl. 1, f.5. 
Delessert, pl. 7, f. 3. 
Conch. Contrib., p. 44. 
Leach. 
Jenyns. Monog., pl. 21, f. 2. 
Turt. B.B., p.251, pl.11,f.16,17. 
Porro Mal., p. 121. 
Drap. Moll., p. 131, No. 6. 
Donax complanata, Mont. 
Donax levigata, Gmel. 
Donax ringens, Lam. 
Donax trunculus, Linn. 
Cycladina. 
Cyclas nucleus, Stud. 
Cyclas rivalis, Drap. 
is Cyclas cornea, Lam. 
is Cyelas cornea, Lam., var. 
Tellina cornea, Dillw. 
Cyclas suleata, Lam. 
is Cyclas similis, Say. 
Pisum. Megerle. 
Tellina amnica, Mull. 
Cyelas pusilla, Turt. 
Pisidium Pfeifferi, Zieg]. 
Cyclas palustris, Drap. 
