520 



GENERAL INDEX. 



Page. 



Tnunita (Snccinea) 441 



mnacorum (Pupa) 27, 33, 78, 323, 473, 474 



N. 



Nanina 111,204,354 



Nebrascana (Pupa) 331 



ifebrascensis (Bulimus) 410 



(Helix) 251 



nebulosus (Enmelns) 239 



(Philomycus) 247 



neglectus (Bulimus) 409 



nomoralis (Tachea) 29, 42, 468, 469 



nemorivaga (Helix) 132 



lUewberryana (Glyptoatoma) 23, 152, 153 



(Hells) 153 



(Macrocyclis) 153 



(Zonites) 153,230 



^ickliniana (Aglaja) 132 



( Ariouta) 21, 43, 125. 126, 127, 130, 



131, 135, 140, 144, 145, 147 



(Helix) 132, 134, 137, 138 



Miger (Arioliinax) 20,23,93,94,95,97,100,102 



nitolinua (Bulimus) 403 



nitida (Helix) 60,179 



• (Hyalina) 60 



uitidus (Zonites) 23, 27, 28, 32, 60, 201, 203 



nodosum (Aplodon) 321 



notabUis ( Binneya) 20, 22, 23, 107, 1 08 



notata (Helix) 285 



NuttaUiana (Helix) 121 



(Succinea) 19, 23, 159, 337 



0. 



obductns (Orthalicus) 437 



obliqna (Helix) 251 



(Succinea) 30,31,33,36, 198, 337, 339, 



341, 342, 444 



( Vitrina) 179 



oblonga (Succinea) 343 



obscnrua (Buliroinus) 330 



(Bulimus) 331 



obstricta (Helix) 286 



(Triodopsis) 30, 33, 283, 2S6, 287 



(Xolotrema) 286 



obroluta 113 



occidentalis (Helix) 251 



(Limax) 235, 237 



occulta (HelicLna) 30 



ochracea (S. putris var. ) 340 



octona (Bulimus) 409 



(Steuogyra) 423,427 



octonoides ( Bulimus) 425 



(Stouogyra) 38, 39, 409, 423, 425, 426 



Odomphium 321 



Odostomia corticaria 330 



Odotropis 321 



Oleacina 345 



buUata 351 



corneola 351 



paraUela 349 



Texasiana 352 



truncata 348 



Vanuxemensis 347 



-olivacea ( Veronicella) 22, 23, 160, 446 



Pago. 



olivaceus i Limax) 239 



olivetorum (Zonites) 33 



Omalonyx HO 



Omphalina 321 



cuprea 207, 321 



Onchidella 56, 161 



borealis 20, 23, 161, 162 



Carpenteri 19, 162, 163 



Onchidiidse 56, 161 



Onchidium Carpenteri 19,23,162, 163 



Schrammi » 162 



Opeas 55, 425 



oppilata (Helix) 374 



(Polygyra) 37,360,373 



orbiculata ( Helicina) 30, 259 



Oregonensis (Helix) 145 



(Succinea) 19, 23, 160 



ornata (CylindreUa) 411 



Orthalicidas 55, 73 



Orthaliciuae 72 



Orthalicus 47,55,73,429,435 



gallina-sultanjv 437, 441 



iostomiis 437 



longus 437 



melanoehilus 437, 438, 440 



obductus 437 



nndatus 22, 37, 410, 436, 437, 438, 440 



zebra 437, 438, 440 



Otaheitana (Partula) 321 



Ottonis (Helix) 61 



ottonis ( Hyalina) 61 



oralis (Succinea) 28, 31, 33, 196, 198, 337, 338, 



341, 457 



ovata (Hemiloma) 321 



(Isthmia) 334 



(Pup-^) 331,334 



(Vertigo) 28, 31, 32, 33, 36, 38, 332, 333 



ovulum (Pupa) 331, 334 



oxyrus (Philomycus) 247 



quadrilns 321 



( Vaginulus) 448 



P. 



pachyloma (Helix) 393 



pacifica 325 



palliata( Helix) 285,286 



(Triodopsis) 30, 31, 33, 35, 276,283,284, 



286, 288 



Xolotrema 285 



pallida ( Achatina) 433 



(Helix) 250 



pallidior (Bulimulus) 22 



PalUfera 93 



dorsalis 245 



Wetherbyi 247 



Paludina turrita 325 



paludosa 382 



(Polygyra) 360 



paludosus (Helix) 249 



palustris (Helix) 251 



(Limnaea) 251 



Panayensis (Stenogyra) 423 



Pandorai (Eupary pha) 22 



papyraceus (Bulimus) 407 



parallela (Glandina) 349 



