436 



INDEX. 



Helix immitissima, 256. 

 imperfecta, 256. 

 incrassata, 170. 

 incrustata, 170. 

 indentata, 116. 

 hifecta, 161. 

 intleeta, 306. ^ 



infumata, 352. 

 Ingallsiana, 333. 

 IngersoUi, 173. 

 iiiornata, 108. 

 intcR'isa, 360. 

 interna, 132. 

 intertexta, 106. 

 introtercns, 310. 

 irrorata, 257. 

 isognomostomos, 296. 

 Jacksonii, 275. 

 janus, 115. 

 jejuna, 336. 

 Kelletti, 361. 

 Knoxvillina, 324. 

 kopnotles. See capnodes. 

 labiosa, 334. 

 labrosa, 292, 334. 

 labyrinthica, 259. 

 labyrinthicula, 259. 

 Ijevigata, 100. 

 laminifera, 257. 

 Lansingi, 171. 

 lasmodon, 131. 

 LavcUeana, 118. 

 Lawi, 335. 

 Leaii, 299. 

 Lecontii, 313. 

 Leidyi, 257. 

 leporina, 2S3- 

 levis, 20, 377. 

 ligcra, 105. 

 liraatula, 117. 

 limitaris, 168. 

 lineata, 185. 

 lineolatii, 257. 

 linguifera. 305. 

 LiUirii, 20. 



Loisa = acutedentata. 

 loricata, 313. 

 lucida, 113. 

 lucubrata, 101, 102. 

 macilenta, 131. 

 major, 316. 

 marginicola, 134. 

 Mauriniana, 118. 

 maxillata, 297. 

 Mazatlanica, 21, 168. 

 milium, 119. 

 minuscula, 118. 

 minuta, 344. 

 minutalis, 118. 

 minutissima, 411. 

 Mitchelliana, 323. 

 Mobiliana, 336. 



Helix monodon, 298. 

 Mooreana, 271. 

 mordax, 161. 

 Mcrmonum, 366. ] 

 Morsel, 121. 

 Mnllani, 337. 

 multidentata, 133. 

 multilineata, 320. 

 Nebrascensis, 258. 

 nemoralis, 379, 

 nemorivaga, 358. 

 Newberryana, 374. 

 Nickliniana, 357. 

 nitida, 113, 127. 

 notata, 303. 

 Nuttalliana. 351. 

 obliqua, 258. 

 obstrieta, 303. 

 occidentalis, 258. 

 oppilata, 278. 

 Orcgonensis, 370. 

 Ottonis, 114. 

 pachyloma, 348. 

 palliata, 302. 

 pallida, 255, 256. 

 paludosus, 255. 

 palustris, 257. 

 Pandora;, 20. 

 Parkcri, 364. 

 parvus, 256. 

 patula, 164. 

 pauper, 166. 

 pedestris, 356. 



pellucida, 138, 257. 

 Pennsylvanica, 321. 



peregrina, 256. 



personata, 257. 



perspectiva, 164. 



Pisana, 175, 256. 



placentula, 124. 



planorboides, 92. 



planorbula, 283. 



plebeium, 346. 



plieata, 278. 



polyehroa, 176. 



polygyrella, 289. 



pomum-adami, 132. 



porcina, 297. 



Postelliana, 266. 



priscus, 134. 



profunda, 338. 



ptvcophora, 356. 



pulchella, 344. 



punctata, 257. 



pura, 115. 



pusilla, 127. 



pustula, 286. 



pustuloides, 287. 



pygmaia, 411. 



radiata, 256. 



radiatulus, 115. 



Rafinesquea, 105. 



