Phymesoila 300 



Physa 9G, 348 



Physella 97 



Physina 97 



Physodon 97 



Phytia 37 



Phyza 97 



Pianensis, Unio 341 



picea. Helix 252 



pictorum, Lymnium 330 

 Margarita 337 

 Margaron 338 

 Mya 335, 330, 338, 339 

 Mysca 337 

 Peringia 22 

 Unio 330, 337, 338, 339 



Pileus, Pisidium315 



pilosa. Helix 239 



Pindium 308 



Pirainea 204 



PiroiiiP, Limax 194 



Pirostoma 270 



pisana, Euparypha 202, 204 



" ,^/'H'' 211, 202, 203, 264 



Iheba203 

 „ Xerophila 203 

 i^^iscidium 308 

 piscinalis, Anodonta 329 

 Helix 27 

 " Nerita, 27 

 . ... Valvata 27, 28 29 

 piscmata, Anodonta 332 

 piscinnalis, Valvata ''7 

 pisidioides, Cyclas 304 

 .. Spha?rium 304 



Sphiwium scaldianum. 

 D- ... "^ar. 304 



Pisidium 308 

 Pisum 300, 308 

 Planaria 07 

 planata, Helix 71, 70 

 Planatella 213 

 planatus, Planorbis 72 

 Planella 27 

 Planorbarius 00, 67 

 Planorbis 00, 07, 68 

 planorbis, Gyrorbis 31 



Helix 60, 69. 71 70 

 81 ' ' ''^' 



Planorbis 69, 71 

 .. V'alvata 31 

 1 lanorbitana 32 

 Planorbitina 27 

 Platyla (i 



plebejum, Helicclla 240 

 plebia, Limna?a 57 

 plebium. Helix 241 

 Pleptilimax 190 

 Pleurodiscus 352 

 Pleurodonte 247 



INDEX 



439 



pleurotoma, Paladilhia 34 

 Plicaphora 209 

 plicata, Clausilia 267 



var. y, Clau.silia 276 

 Physa 100 

 .. Vertigo 125 

 pacatula, Clausilia 276, 277 



.. var. a, Clausilia 273 

 plumbeus, Cyclas 303 

 polipunctatus, Limax 194 

 Pohta 170, 173, 183 

 pohta, Angaria 248 

 P°''tum. Carychium 145 

 Folloners, Arion 1 01 

 Polygyra 240 

 Polygyrus 08 

 polymorpha, Congeria 297 



Kreissena 290, 297 

 Dreissensia 290, 297 

 Dreissina 297 

 Dreyssensia 297 

 Driessena 296 

 " , M>'tilina296 

 Po^ymorphois, Dreissena or Myrtilus 



polymorphus, Mytilus 290 



P^i, u „%tulus295, 296 



ro]3'phemus 280 



polyptyela, Lallemantia 205 

 polyptyelus, Limax 205 

 pomaria, Helix 254 

 Pomatia 253, 254 

 pomatia, Cochlea 254 



Coenatoria 255 

 Helicogena 255 

 Helix 253, 254, 255, 250 

 Janthina 254 

 ., Pomatia 256 

 i'omatias 4, 340 

 ponderosa, Anodonta 332 

 ponderosus, Unio 337 

 Ponentina 235 

 porata, Paludina 20 

 Porrina, Helix 263 

 potamica, Bythinia 16 

 Potua, Helix 137 

 poulseni, Pisidium 321 

 praetenuis, Limnwa 04 

 prestwichi, Unio 340 

 prevostiana, Helicella 240 

 Primeana, Physa 100 

 prisca, Cj'clas 311 

 priscum, Pisidium 312 

 profunda, Limniea 53 

 Prolej)is 157 

 Prolepsis 157 



prolongatum, Pisidium 327 328 

 proxima, Lymna>a 58 

 psarus, Limax 193 

 psaturocha^a. Helix 233 

 Pseudamnicola 24 



