158 



IXDEX. 



Bulinus fontinalis, 102 

 (jijrinns, 102 

 hypnorum, 99, 155 

 integer, 101 

 maugerse, 98, 102 

 minor, 102 

 nitens, 98 

 poinilius, 102 

 subaratus, 102 



Carinifex, 74 

 Carinifex newberryi, 74 

 Carychiutn, 6 

 Carychium armigera, 8 

 contracta, 8 

 corticaria, 8 

 euphaeum, 7 

 exigiium, 6 

 criVe, 7 

 existelium, 7 

 vvjosotis (Phytia), 5 

 rupicnla, 8 

 Cochlea neritoides, 85 



triuni orhium, 117 

 C'ochlogena dombeyana, 71 

 Vonovulus coniformis, 14 

 flavus, 13 

 monile, 13 

 myosotis, 5 

 7iitens, 17 

 pusillus, 17 

 Cyclemis, 70 

 Cyclemis minutissima, 70 

 olivacea, 70 



Diastropha, 101 

 Discus, 136 



EUobium barbadense, 14 

 Espiphyllu, 70 

 Espiphylla nynipheola, 70 



Ga?ia, 38 



Glandina truncata, 135 



Gulnaria, 30 



Gulnaria amjdn, 32 



Gundlachia, 148 



Gundlacliia californica, 149, 148 



meekiana, 150 

 Gyraulus, 128 



Helisoma, 112 



? Hcdisoma corpulenia, 114 



Helix alba, 135 



angulata, 124, 109 



bicarinntus, 124 



cdtascopiux, 54 



corrujala, 71 



Helix heterosfrophus, 85 



linrala, 135 



paluslris, 44 



parvus, 133 



trii'olvis, 117 

 Hemithalamus, 136 



Isidora, 101 



Leptolimnea, 67 

 Leuconia, 18 

 Leuconia sayii, 19 

 Limnsea, 24 

 Liituicea acuta, 49, 51 



acuminata, 34, 33 



adelinre, 59 



alternata, 72 



ampla, 30 



apicina, 62 



appressa, 25 



atteimata, 42 



auricularia, 31 



i)/co/o/-, 28 



buliinoides, 61 



caperata, 56 



cas^a, 36, 33, 49 



catascopiiim, 53, 32 



chalybea, 34, 33 



coarctata, 35, 33 



columella, 32 



colunuUaris, 33 



conoidea, 71 



cornea, 54 



corrugata, 71 



curto, 64, 63 



f/ec/s«, 70 



decollata, 32 



desidiosa, 48 



diaphiina, 72 



distortus, 39, 41 



elodes, 44 



elongatus, 40, 39 



eiuargiuata, 50 



exie/iia, 65, 63 



ex/Zis, 40, 39 



expansa, 46, 45 



ferriiginea, 67 

 J'ossaria, 72 



fragitis, 40, 45 

 J'usiformis, 49, 51 



galhana (Limnophysa'), 72 



gracilis, 69, 70 



grijfiJhiann, 66, 63 



gronlandica, 58 



Laydeni, 44, 41 



hetorostropha, 70, 84 



holbollii, 59 



Lumilis, 63 



I 

 I 



