221 
222 
223 
224 
225 
226 
227 
228 
229 
230 
231 
232 
233 
234 
235 
236 
237 
238 
239 
240 
241 
242 
243 
244 
245 
246 
247 
248 
249 
250 
12 
Californian us. 
Conrad, 
Upper California, 
Jour. Ac. N. S., 7, 6, pi. 18, f. 3. (Cmellus, Conrad.) 
candidus. 
Renieri, 
Rio Janeiro, 
Chemn. 11, pi. 198, f. 1938. Solen Sanctee Mavthse. 
Caribeeus, 
Lam., 
14 
New York, 
Conr. M. C., p. 22, pi. 4, f. 3. Solen Guineensis i Chemn. 
“ var.. 
Rhode Island, 
Enc. Meth., pi. 225, f. 1. 
(t i( 
Rye, New York, 
W. Ind., pi. 3, f. 15. 
centralis, 
Say, 
Rhode Island, 
Jour. Ac. N. S., V. 2, p. 316. is Solecurtus coarctatus, Gmel. 
coarctatus. 
Gmel., 
17 
Mediterranean, 
Pennt. B. Z., V. 4, pi. 46, f. 25. Solecurtus antiquatus, Lam. 
“ var.. 
Rhode Island, 
Conr. M. C., pi. 4, f. 1, p. 19. Solecurtus centralis. Say. 
constrictus. 
Lam., 
15 
China, 
Hanley Spec., p. 14. 
Dombeii, 
Linn., 
12 
South America, 
Enc. Meth., pi. 224, f ah c. 
fragilis. 
Mont., 
England, 
Mont. T. B., p. 51. is Solecurtus bldens, Chemn. 
Gangetica, 
Benson, 
River Ganges, 
Novacuiina Gangetica, Benson. 
Guineensis, 
Chemn., 
14 
Senegal, 
Chemn. 11, pi. 198, f. 1937. Solecurtus Caribseus ? Lam. 
“ var.. 
Senegal, 
Adan’s Sen., p. 225, pi. 19, f. 1 . La Tagal, Adans. 
Javanicus, 
Lam., 
13 
Java, 
Deless., pi. 2, f. 4, a b. 
legumen. 
Linn., 
11 
Mediterranean, 
De Blain., Mai, pi. 80, f. 1. Psammobia legumen, Turt. 
Michaudii, 
CailL, 
Sumatra, 
Guer. M. Z., 1839, pi. 2 is Solecurtus acutidens, Sowb. 
strigilatus, 
Linn., 
18 
Mediterranean, 
Enc. Meth., pi. 224, f 3. 
subteres. 
Conrad, 
Upper California, 
Jour. Ac. N. S., 7, pi. 17, f. 10. Cultellus subteres, Conrad. 
GENUS MACH AIR A. Gould. 
costata, 
Say, 
New York, 
Amer. Conch., pi. 18. 
lucida. 
Conrad, 
Upper California, 
Jour. Ac. N. S., V. 7, p. 231. 
maxima. 
Wood, 
Oregon, 
W. Gen. C.,pl 31, f. 3. 
Solecurtus Nuttallii, Conrad. 
media. 
Gray, 
Bks. Newfoundland, 
Zool. Beech., pi. 44, f. 2. 
Mach$ra nitida, Gould. 
minuta. 
Mont., 
6 
England, 
Mont. T. B., p. 49. 
is Machajra pellucida, Pennt. 
nitida. 
Gould, 
Bks. Newfoundland, 
Gould’s Rep., p. 33, f. 25, 26. 
is Machaera media. Gray. 
Nuttallii, 
Conrad, 
California, 
Jour. Ac. N. S., V. 7. 
is Machaera maxima. Wood. 
pellucida. 
Pennt., 
6 
England, 
Pennt. B. Z., 4, pi. 46, f. 22. 
Solen pygmaeus, Lam. 
“ var., 
England, 
Mont. Test. Brit., p. 49. 
Solen minuta, Mont. 
pygmaeus. 
Lam., 
6 
France, 
Wood’s Ind., pi. 3, f. 7. 
is Machaera pellucida, Pennt. 
radiata, 
Linn., 
19 
Amboyna. 
W. Gen. C., pi. 31, f 1, 2. 
“ var.. 
Sumatra, 
Wood’s Ind., pi. 3, f 14. 
« {( 
GENUS panopjEa. Menard. 
Aldrovandi, Lam., 
var., 
4 Mediterranean, W. Gen. C., pi. 25, f. 1. 
Don. B. Shells, pi. 142. 
Mya glycimerisj Linn. 
ai’ctica, 
leeviuscula, 
Noi'vegica, 
Gould, 70 Bits. Newfoundland, Gould’s Invert., f. 27. isPanopaea Norvegioa, Speng 
Eichw., Caspian Sea, Eich. Faun., p. 225, pi. 39, t. l.Adacna laeviuscula, Eich. 
Speng., Bits. Newfoundland, Forbes’s B. M., p. 174, pi. 11. P^nopaea aictica, Gould, 
