NATURAL SCIENCES OF PHILADELPHIA. 247 
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Hemphillia glandulosa, Ann. Lyc. N. H. of N. Y., X. pl. ix. fig. 15, 
1G, 7, 
Ariolimax Columbianus, Gould. Am. Journ. Conch., I. 48, pl. vi. fig. 
12, 85° Wo Go 18% 
Veronicella Floridana, Binney. Ann. Lyc. N. H. of N. Y., TX. 285, 
fig. 5. 
Veronicella. Am. Journ. Conch., VII. 1638, pl. xii. fig. 7. 
Bulimus oblongus, Mill. (Borus.) Am. Journ. Conch., VII. 180. 
Bulimus pardalis, Fer. (Dryptus.) Am. Journ. Conch., VII. 181. 
Bulimus marmoratus, Dunker. (Dryptus.) Am. Journ. Conch., VII. 
181. 
Jaw not examined. 
Bulimus multicolor, Rang. (Anthinus.) Am. Jour. Conch., VI. 208. 
The jaw is ribless, thus differing from description of Bulimus. 
Bulimus Hanleyi, Pfr. (Orphnus.) Am. Journ. Conch., VI. 208. 
Jaw quite unlike generic description. Strongly arched, with a median 
projection, ribless. 
Bulimus magnificus, Grat. (Orphnus.) Am. Journ. Conch., VI. 208. 
Jaw quite like generic description. 
Bulimus odontostomus, Sowb. (Macrodontes.) Am. Journ. Conch., 
VI. 209. 
The jaw differs from the generic description in being ribless. 
Bulimus aulacostylus, Pfr. (Hurytus.) Ann. Lyc. N. H. of N. Y., 
X. 222. 
The jaw as in Buliémulus. 
Bulimus auris-Sileni, Born. (Pelecychilus.) Same as last species. 
Cochlostyla fulgetrum, Brod. Am. Journ. Conch., VII. 180. 
Jaw not described in Albers and v. Martens. We find it with ribs. 
Limicolaria Numidica, Reeve. Am. Journ. Conch., VII. 181. 
Jaw differs from the generic description in being ribless. 
Bucalodium Newcombianum, Gabb (=Berendtia Taylori, Pfr.). 
JATIN, IOV, IN Jal Oe IN, Nog WIN, Ita, wile, Gy ANG ileal 
Stenogyra decollata, Lin. Am. Journ. Conch., VII. 183. 
Stenogyra gonostoma, Gundl. Am. Journ, Conch., VII. 188. 
Stenogyra octona, Chemn. “Am. Journ. Conch., VII. 188. 
We have shown the peculiar characters of the dentition constant in the 
three species.” 
Clausilia tridens, Chemn. Am. Journ. Conch., VII. 28, pl. ii. fig. 1-5, 
Uy & ' 
Amphibulima patula, Brug. Am. Journ. Conch., VII. 186, pl. xvii. 
fig. 1, 2, lingual membrane. Jawin Ann. Lyc. N. H. of N. Y., X. 225, pl 
log IUGR teh 
We have shown the jaw and dentition to be unlike Succinea. 
