Ohio 
— 45 — 
UN. t.orsus Rafin. — - retusus Lam. 
jfluteolus Lam. — luteosus Buquet — siliquoides 
v Barnes 
| F ar. laete radiatus 
\ F ar. unicolor 
N. N. 
auratus Swainson ( non Rafin.) 
N. N. 
N. N. 
N. N. 
pustulosus Lea — bullatus Say ( non Rafin. ) 
— verrucosus Barn. — tubercula^ 
tus Valenc. 
cornutus Barnes — reflexus Rafin. 
perplexus Lea _ gibbosus Rafinesque ( non 
Barn. ) 
clava Lam. — - mytiloides Deshay. ■ — > cordatus 
et scalenia Rafin. — modiolifor- 
mis Say 
undatus Barn. __ obliquus Lam. trigonus 
Say et Lea — mytiloides Eat. 
( non Desliay. ) undulatus Desh. 
gibbosus Barn. ( non Rafin. ) — mucronatus 
Barn. — nasutus Lamar. — di- 
latatus , atroviolaceus et cupreus 
Rafin. 
cylindricus Encyclop. Americ. — - naviformis 
Lam. — solenoides Rafin. 
HYRIA Lam. ( Triquetra Klein *—■> Triplodon Spix ) 
avicularis Lam. — cordata Menhe — - Mya syr- 
matophora Gmel. 
corrugata Lam. — plicata auct. ? — Unio angu- 
latus Lea 
SYMPHINOTA Lea 
alata Lea — Un. megapterus Rafin. 
CASTALIA Lam. 
ambigua Lamar. — Tetraplodon pectinatum 
Spix 
inflata D’Orbigny 
CAPSA Lam. 
potamopbila Villa (36) 
CORBULA Lam. 
mytiliformis Sowerby — Cyrena mytiliformis 
Stentz 
LIGULA Leach ( Listeras Turton — Lavignon Cu- 
vier — Arenaria Meg. — - Sero- 
bicularia Sclium. ) 
id. 
id. 
id. 
id. 
Peruvia 
Mexicum 
id. 
Ohio 
id. 
id. 
Kentuky 
Ohio 
id. 
id. 
id. 
Brasilia 
Amer. mer. 
America 
Amer. bor. 
Bolivia 
Senegal 
Piata 
