INDEX 



447 



vivipara, Helix 9, 10, 12 

 ,, Lymnoea 10, 12 

 „ Nerita 9 



Paludina 10, 11, 12, 13 

 Viviparella 9 

 viviparum, Cyclostoma 10, 12 



,, Paludiiium 10 



Viviparus 9 

 viviparus, Bulimus 9 



,, Viviparus 9 

 Vogesiaca, Lymnea 57 

 Volgensis, Myt 290 



Mytilus 296 

 Volvulus 112, 140, 209 

 Vortex 172, 240 

 vortex, Anisus 82 



Helix 68, 81, 82, 84 

 PlanorbisSl, 82, 83, 85 

 „ var. /3, Planorbis 84, 85 

 Wuestia 83 

 vorticosus, Planorbis 82 

 vorticulus, Planorbis 83 



,, Planorbis vortex, a, 83 



Wuestia 83 

 vulgaris, Alaea 120 



Cochlea 256 

 ,, Limnsea 48, 53 

 ,, Limnajus 48, 50 

 ,, Lymnoea 52 



Paludina 10, 11 

 ,, Planorbis 84 

 „ Stagnicola 44, 45 



Vertigo 120 

 „ Vivipara 13 



VVesterlundia 228 

 Wittmannii, Helix 252 

 Wolg.T, Mytilus 296 

 woodwardi, Valvata 30 

 Wuestia 68 



xanthelea, Succinea 289 

 xantholenum, Pisidium 314 

 Xatartii, Helix 252 

 Xerambigua 210 

 Xeroacuta 225 



Xeroalbina 219 



Xeroampulla 210 



Xerobulla 210 



Xerocauta 210 



Xerocincta 213 



Xeroclausa 217 



Xeroclivia 223, 354 



Xerocochlea 223 



Xerofriga 213 



Xerofusca 210 



Xerogyra 213 



Xeroteta 210 



Xerolauta 210 



Xerolaxa 213 



Xerolena 219 



Xerolenta 213, 217 



Xerolincta 210 



Xerolissa 210 



Xerolutea 210 



Xeromagna 210 



Xeromicra 219 



Xeromunda 210 



Xeronexa 223 



Xerophila 210, 213, 217, 219, 



223 

 Xeropicta 210 

 Xerotricha 219 

 Xerotringa 217, 219 

 Xerovaga 219 

 Xerovaria 210 

 Xerovera 210 



Yungi, Limnaea 53 



Zappoides, Turbo 227 

 Zebrina, Nerita 3 

 Zelebori, Corbicula 299 

 Zellensis, Mytilus 329 

 Zenobia 228, 234 

 Zenobiella 234 

 Zonaria, Helix 210, 211. 262 

 Zonitoides 169, 170, 353 

 Zo5genetes 132 

 Zua"l40 

 Zurama 136 

 Zuramia 135 



