536 THE CHICAGO ACADEMY OF SCIENCES. 
Galba, sp., 465. 
ealbana,. 63; 127, 208; :267, 269) 282; 
291-295. 
geisercola, 28. 
glaber, 460, 461. 
glabra, 254, 461. 
glutinosa, 125. 
Goniobasis virginica, 388, 467. 
gracilis, 81, 108, 191-193, 197, 198, 347, 
464. 
griffithiana, 236, 237, 241. 
groenlandica, 370, 371. 
Gulnaria, 178. 
Gundlachia, 121. 
haldemani (‘Desh.’ Binney), 1, 2, 33, 
192-196, 198, 199, 347, 348. 
haldemani (White), 81, rzo. 
haydeni, 303-305, 313. 
hawaiensis, 192, 195. 
Helix, 81, 134. 
hemphilliana, 342, 343. 
hendersoni, 223, 224. 
heterostropha, 462, 466. 
higleyi, 156, 157, 159. 
hinkleyi, 449, 450. 
holbollii, 54, 234, 235. 
humilis (authors), 236, 243, 246, 259, 
260-263. 
humilis (Say), 9, 20, 39, 90, 96, 97, 
202-204, 208, 210, 233, 236, 239-242, 
245, 247, 249, 256, 257-259, 263, 264, 
266, 267, 270, 282, 288, 294, 295, 379, 
391. 
Hydra viridis, 41. 
Hydrobia, 84. 
inzequalis, 370. 
interstriata, 359-367. 
intertexta, 382-384, 391. 
involuta, 125. 
iowaensis, 334, 335, 341. 
jacksonensis, 106, 398, 404, 405, 406- 
408, 434. 
jamesii, 262, 263, 267. 
jayi, 108, 193. 
qelietenri 322, 327-329, 334, 350, 355, 
465. 
jugularis, 137, 148, 149, 156. 

kingii, 84, 102, 103, 458-460. 
kirtlandiana, 329, 332, 347, 348-353, 
359. 
levigata, 370. 
lagorii, 127. 
Lampsilis, 21. 
Lampsilis luteola, 25. 
lanceata, 20, 45, 140, 343, 347, 349, 
350-353. 
Wantzia 123) 
Leachia, 134. 
leai, 363, 364. 
lecontii, 205, 206, 208. 
lepida, 53, 140, 161, 162. : 
Leptolimnea, 95, 122-126, 200, 254, 
460, 461. 
leucostoma, 370, 373. 
lillianze, 21, 24, 45, 46, 153-156, 159. 
Limax agrestis, 41. 
. maximus, 41. 
Limnea, 122, 123, 134, 136, 372. 
Limneeide, 124. 
Limneus, 134, 136. 
Limnea, 134, 136. 
Limneus, 134. 
Limnophysa, 122-124, 127, 200, 298. 
limosa, 391. 
lineata, 466. 
linsleyi, 382, 383, 391. 
Lioplax subcarinata, 466. 
lithophila, 467. 
Littorina, 28, 446. 
Lomastoma, 467. 
2 terebrina, 467. 
Lymnza, 121, 125, 134, 136, 178, 179. 
192, 199, 200, 456-458. 
Lymneza sp., 109, 464, 465. 
Lymneide, 121, 125, 133. 
Lymneine, 125, 133. 
Lymneus, 134, 136. 
Lymnea, 134, 136, 297, 467. 
Lymneus, 134. 
Lymnula, 134, 298, 467. 
Lymnus, 134. 
lubricoides, 463. 
macrostoma, 165, 167, 170, 171, 176, 
320. 
malleata, 371, 373. 
maxima, 102. 
meekiana, 98, 99, 100. 
