268 
6234 
leucostoma. 
Millet, 
19 
France, 
6235 
lugubris. 
Wagn., 
14 
Bahia, 
6236 
“ var., 
West Indies, 
6237 
MacNabianus, 
Adams, 
Jamaica, 
marginatus. 
Drap., 
13 
France, 
microstoma. 
Ziegl., 
2 
Moravia, 
6238 
Nautileus, 
Linn., 
12 
France, 
6239 
“ var.. 
6240 
nitidus. 
Miill., 
11 
France, 
6241 
olivaceus. 
Wagn., 
15 
Bahia, 
6242 
“ var.. 
6243 
orientalis. 
Lam., 
5 
Isle Scio, 
6244 
pallidus. 
Adams, 
Jamaica, 
6245 
parvus. 
Say, 
New York, 
6246 
“ var.. 
Vermont, 
6247 
(( li 
Ohio, 
6248 
peregrinus, 
D’Orb., 
Bahia, 
6249 
Redfieldi, 
Adams, 
Jamaica, 
regularis. 
Lea, 
United States, 
rivularis. 
Ziegl., 
13 
Sicily, 
6250 
rotundatus. 
Broun, 
Auvergne, 
6251 
spirorbis. 
Miill., 
6 
France, 
6252 
subangulatus, 
Phil., 
Sicily, 
6253 
tenagophilus. 
D’Orb., 
Bolivia, 
6254 
trivolvis. 
Say, 
New York, 
6255 
“ var., 
New England, 
6256 
it (( 
New Jersey, 
virens, 
Adams, 
New Bedford, 
6257 
vortex, 
Mull., 
7 
France, 
Rossm., f. 62. 
Spix T. Bras., pi. 18, f. 3-6. 
Sowb. Gen., f. 2. PlanorMs Guadaloupensis. 
Conch. Contrib., p. 43. 
Drap. Moll., pi. 2, f. 11, .12, 15. is Planorbiacomplanatas, Linn. 
Rossm., p. 14, pi. 7, f. 113. is Planorbis comeus, Drap. 
Braid H.des Coq.,pl.6,f. 10, 11. 
Drap. Moll., pi. 1, f. 49—51. Planorbis imbrioatus, Miill. 
Drap. Moll., pi. 2, f 20-22. 
Chemn. 9, pi. 127, f. 1119, 1120. 
Spix T. Bras., pi. 18, f. 1, 2. Planorbis ferruginous, Spix. 
Oliv. Voy. Levant, pi. 17, f. 11. 
Bost. Proc., V. 2, p. 102. 
Hald. Mon., pi. 4, f. 19—23. 
J our. Bost. S. N. H., 3, pi. 3,f.l5. Planorbis elevatus, Adams. 
Nich. Ency., 4, pi. 1, f. 5. Planorbis eoncavus, Anth: 
Voy. Am. Mer., pl.44, f. 13-16. 
Conch. Contrib., p. 43. 
Proc. Am. Ph. S., 2, p. 32. is Planorbis trivolvis, Say. 
Hartm. G., p. 114, pi. 33. is Planorbis complanatiis, Linn 
Bouillet Cat., p. 115. fossil. 
Rossm., f. 63. 
Phil. En. Sic., 2, pi. 21, f. 6. 
Voy. Amer.Mer.,pl.44, f. 9-12. 
Hald. Mon., pi. 2, f. 4-7. 
Proc. Am. Ph. S., 2, p. 32. Planorbis regularis. Lea. 
Hald. Mon., pi. 3, f. 1-3. Planorbis fallax. Say. 
Hald. Mon., pi. 4, f. 4—7. 'S Planorbis deflectus. Say. 
Rossm , f. 61. 
GENUS LYMN. 1 EA. L a m a r c It . 
6258 
acicula. 
Kokeil, 
Styria, 
acuminata. 
Adams, 
V ermont. 
6259 
acuminata. 
Lam., 
6 
Bengal, 
acuta. 
Lea, 
New York, 
6260 
appressa. 
Say, 
Vermont, 
6261 
attenuate. 
Say, 
Mexico, 
6262 
auricularia, 
Drap., 
7 
France, 
bicolor. 
Miihlf., 
Moravia, 
6263 
caperata. 
Say, 
Ohio, 
6264 
“ var.. 
New Bedford, 
6265 
catascopium. 
Say, 
New York, 
6266 
“ var. 
> 
4 
Virginia, 
Sillim. Journ., V. 39, p. 374. is Lymnaea columella, Say. 
Delessert, pi. 30, f. 6, a. b. 
Trs. Am. Ph. S., 5, pi. 19, f. 81. is Lymnaea desidiosa, Say. 
Hald. Mon., pi. 5. 
Hald. Mon., pi. 9, f. 1-5. 
Drap. Moll., pi. 2, f. 28, 29. 
Rossm., f. 1, 2, 95. is Lymnaea stagnalis, Drap. 
Hald. Mon., pi. 11, f. 1-9. 
Jour. Bost. S. N. H., 3,pl.3,f.l4. Lymnaea umbilieata, Adams. 
Hald. Mon., pi. 1, f. 1. Lymnaea emarginata. Say. 
Nich. Enc., pi. 2, f. 3. Lymnaea Virgineana, Lam. 
