ALPHABETICAL INDEX 



GENERA AND SPECIES. 



ACHATINA. 



Achatina acicula 32 



Acme. 



Acme fusca 28 



Acme minuta 29 



Alasmodon. 



Alasmodon margaritiferus 112 



Alasmodon margaritiferus, var. 



arcuata 115 



Alasmodon margaritiferus, var. 



minor 115 



Alasmodon margaritiferus, var. 



olivacea 115 



Alasmodon margaritiferus, var. 



Roissyi 114 



Amphipeplea. 



Amphipeplea glutinosa 13 



Amphipeplea lacustris 14 



Ancylus. 



Ancylus fluviatiles 94 



Ancylus lacustris 95 



Anodon. 

 Anodon Cygneus 100 



AnodonCygneus, V. anatina — 101 

 Anodon Cygneus, V. A vonensis.. 103 

 AnodonCygneus, v.cellensis ... 100 

 AnodonCygneus, v.complanata 102 

 AnodonCygneus, V. contorta ... 106 

 AnodonCygneus, V. intermedia. 102 



Anodon Cygneus, v. piscinalis ... 105 

 Anodon Cygneus, v. ponderosa . . 104 

 AnodonCygneus, v.rostrata .... 105 

 AnodonCygneus, v.stagnalis ... 102 

 AnodonCygneus, v.subrhombea 104 



Aeion. 



Arion empiricorum 90 



Arion hortensis 90 



Assiminia. 

 Assiminia Grayana 6 



AZECA. 



Azeca tridens 53 



Bal^a. 

 Balaea fragilis 36 



BULIMUS. 



Bulimus acutus 35 



Bulimus lubricus 34 



Bulimus montanus 34 



Bulimus obscurus 33 



Carycium. 

 Carycium minimum 28 



Clausilia. 



Clausilia bidens 38 



Clausilia biplicata 39 



Clausilia dubia 41 



Clausilia Rolphii 41 



Clausilia rugosa 40 



