42 
UN. 
atrovirens Schmidt 
pruinosus Z. 
piscinalis Z. 
limosus Nilsson — pictorum PfeiiF. ( non Lam. ) 
inflatus De-Gristof. 
consentaneus Z. 
! reniformis Schmidt — ater Stentz ( non Nilss.) 
V ar. minor 
decurvatus Rossm. 
(platyrhynchus Z. 
\V ar. crassiuscuia 
Carniola 
Moravia 
Bavaria 
Hungaria 
Turei a 
Carniola 
id. 
Bavaria 
Carniola 
id. 
Langobard. 
angustatus Lea 
Bandinii Kiister — subdentatus Z. 
capigliolo Payreaudeau 
ellypticus Barnes — ligamentina Larn. (non Des- 
hayes ) — crassus Say ( non Retz ) 
plombarius Villa (35) 
purpureus Say 
Jcomplanatus Lea — purpurascens et coarctatus 
1 Lam. — violaceus Spengl. — au- 
< ratus Rafinesq. ( non Swains. ) 
iV ar. radiata 
\Ear. ) glabratus Lam. 
radiatus Lam. — ochraceus Encyclop. 
N. N. 
paradoxus Stentz ? 
sinuatus Say 
corrugatus Stentz ? ( non Lam. ) 
litoralis Lam. ( non Pfeiff. ) 
pianensis Farines 
cariosus Say — crassus Rafinesq. — gravis Wood 
— - ellypticus Jurg. 
N. N. 
ventricosus Say 
ovatus Say 
gurkensis Ziegl. 
sandwichensis auct. ? 
aegyptiacus Cailliaud 
niloticus Caill. — divaricatus Lea 
N. N. 
zikzak Lea — nervosus Rafinesq. 
multiradiatus Lea 
rotundus Wagner et Spix — variabilis Lea 
paranensis Lea 
circulus Lea — - subrotundatus Rafin. — orbi- 
culatus Hildr. — Mya rotunda 
Wood 
Garolina 
Sardin. mer. 
Pyraeneis 
Amer. sept. 
Garolina 
Ohio 
Nova Jersey 
Nova Jorck 
(Jhio 
id. 
America 
id. 
Amer. bor. 
America 
Gallia 
Pyraeneis 
America 
id. 
Amer. bor. 
Ohio 
Venetum 
Sandwick 
AEgvpUun 
AEg.;Seneg. 
AE-viit. 
Ohio 
id. 
Paraguay 
Argenti na 
Kentukv 
