6234 
6235 
6236 
6237 
6238 
6239 
6240 
6241 
6242 
6243 
6244 
6245 
6246 
6247 
6248 
6249 
6250 
6251 
6252 
6253 
6254 
6255 
6256 
6257 
leucostoma, 
lugubris, 
ss var., 
Mac Nabianus, 
marginatus, 
microstoma, 
Nautileus, 
a var., 
nitidus, 
olivaceus, 
sc var., 
orientalis, 
pallidus, 
parvus, 
ss var., 
« ‘ 
peregrinus, 
Redfieldi, 
regularis, 
rivularis, 
rotundatus, 
spirorbis, 
subangulatus, 
tenagophilus, 
trivolvis, 
or var., 
“« “« 
virens, 
vortex, 
acicula, 
acuminata, 
acuminata, 
acuta, 
appressa, 
attenuata, 
auricularia, 
bicolor, 
caperata, 
< var., 
catascopium, 
“ 
var., 
Millet, 
Wagn., 
Adams, 
Drap., 
Ziegl., 
Linn., 
Miull., 
Wagn., 
Lam., 
Adams, 
Say, 
D’Orb.., 
Adams, 
Lea, 
Ziegl., 
Bronn, 
Mill., 
Phil., 
D’Orb., 
Say, 
Adams, 
Mill., 
Kokeil, 
Adams, 
Lam., 
Lea, 
Say, 
Say, 
Drap., 
Miahlf., 
Say, 
Say, 
19 
13 
GENUS 
1 
268 
France, 
Bahia, 
West Indies, 
Jamaica, 
France, 
Moravia, 
France, 
France, 
Bahia, 
Isle Scio, 
Jamaica, 
New York, 
Vermont, 
Ohio, 
Bahia, 
Jamaica, 
United States, 
Sicily, 
Auvergne, 
France, 
Sicily, 
Bolivia, 
New York, 
New England, 
New Jersey, 
New Bedford, 
France, 
Styria, 
Vermont, 
Bengal, 
New York, 
Vermont, 
Mexico, 
France, 
Moravia, 
Ohio, 
New Bedford, 
New York, 
Virginia, 
LYMN ZA. 
Rossm., f. 62. 
Spix T. Bras., pl. 18, f. 3-6. 
Sowb. Gen., f. 2. 
Conch. Contrib., p. 43. 
Drap. Moll., pl. 2, f. 11, 12, 15. is Planorbis complanatas, Linn. 
Rossm., p. 14, pl. 7, f. 113. 
Brard H. des Cogq., pl. 6,f. 10, 11. 
Drap. Moll., pl. 1, f. 49-51. 
Drap. Moll., pl. 2, f 20-22. 
Chemn. 9, pl. 127, f. 1119, 1120. 
Spix T. Bras., pl. 18, f. 1, 2. 
Oliv. Voy. Levant, pl. 17, f. 11. 
Bost. Proc., v. 2, p. 102. 
Hald. Mon., pl. 4, f. 19-23. 
Jour. Bost.S. N. ne 3; pl. 33615. Planorbis elevatus, Adams. 
Nich. Eney., 4, pl. 1, f. 5. 
Voy. Am. Mer., pl. 44,f. 13-16. 
Conch. Contrib., p. 43. 
Proc. Am. Ph. S., 2, p. 32. 
Hartm. G., p. 114, pl. 33. 
Bouillet Cat., p. 115. 
Rossm., f. 63. 
Phil. En. Sic., 2, pl. 21, f. 6. 
Voy. Amer. Mer., pl. 44, f. 9-12. 
Hald. Mon., pl. 2, f. 4-7. 
Proc. Am. Ph.S., 2, p. 32. 
Hald. Mon., pl. 3, f. 1-3. 
Hald. Mon., pl. 4, f. 4-7. 
Rossm, f. 61. 
Planorbis Guadaloupensis. 
is Planorbis corneus, Drap. 
Planorbis imbricatus, Mull. 
Planorbis ferrugineus, Spix. 
Planorbis concavus, Anth. 
is Planorbis trivolvis, Say. 
is Planorbis complanatus, Linn. 
fossil. 
Planorbis regularis, Lea. 
Planorbis fallax, Say. 
is Planorbis deflectus, Say. 
Lamarck. 
Sillim. Journ., v. 39, p. 374. 
Delessert, pl. 30, f. 6, a. b. 
rsAmPehe sep: pl. 19, f. 81.is Lymnaea desidiosa, Say. 
Hald. Mon., pl. 5. 
Hald. Mon., pl. 9, f. 1-5. 
Drap. Moll., pl. 2, f. 28, 29. 
Rossm., f. 1, 2, 95. 
Hald. Mon., pl. 11, f. 1-9. 
Jour. Bost. S. N. H.,3,pl.3,f.14. Lymnaea umbilicata, Adams. 
Hald. Mon., pl. 1, f. 1. 
Nich. Enc., pl. 2, f. 3. 
is Lymnaea columella, Say. 
is Lymnaea stagnalis, Drap. 
Lymnaea emarginata, Say. 
Lymnaea Virgineana, Lam. 
