i6o 



INDEX 



Cyclas bulbosa 136 



calyculata 140 



dentata (137) 



dubia (141) 



elegans (136) 



emarginata (138) 



fabalis (137) 



flava (138) 



fuscata 136 



jayensis (139) 



lenticula 140 



media (140) 



nobilis (137) 



ovalis (137) 



partumeia (139) 



patella (138) 



pulchella (144) 



rhomboida (136) 



saratogea (135) 



similis (134) 



solidula (136) 



stagnicola (140) 



staminea (136) 



steenbuchii (143) 



striatina (135) 



sulcata (134) 



tenuis 139 



transversa (139) 



truncata (140) 

 Cyclocalyx 143 

 Cyclolimnasa 64 

 Cyclostoma lapidaria (119) 



tricarinata (121) 

 Cymatocyclas compressa 142 



Dentati 97 

 Dentatus (97) 

 Diastropha (99) 

 contorta 100 

 Diplodiscus (82), 85, 86 

 Discoidina (83) 

 Discus (97) 

 Drepanotrema 82, 86 



Endodontidse 49 

 Enydra (99) 

 Epiphragmophora 21 



fidelis 21 

 Erinna (61 ), 62, 65 



Erinna newcombi 61, 65 

 Euconulus J9, 40, 45 



fabricii 41, 42 



fulva 42 



fulvus 39, (40), (41) 



trochiformis 40, 41, 42 

 Euhadra fiscina II 

 Eulimneus (61) 

 Eulota fiscina 11 



fiexibilis II 



weyrichi II 



Ferrissia 109 



parallelus no 



rivularis no 

 Ferussacia subcylindrica (33) 

 Fluminicola ug 



nuttalliana ug 



virens ug 

 Fossaria (61) 



Galba (60), 62, 64 



desidiosa 73 



galbana 73 



holbolli 74 



humilis 73 



truncatula 72 



vahlii 74 

 Gallandia (36) 

 Gastrodonta 43 



gularis 43 

 Giraulus (83) 

 Glaphyra (22) 

 Glyptophysa 101 

 Gonidea 130 



angulata 130 

 Goniobasis 116, 117 



plicifera 116, 117 



silicula 1/6, 117 

 Gonyodiscus 30 



striatella (50) 

 Gulnaria (60) 

 Gundlachia 108, 109 



ancyliformis 108 

 Gyraulus 83, S6 



deflectus 94 



hirsutus 93 

 Gyrorbis (82), 85, (120) 

 Gyrulus (83) 



