242 



INDEX 



Limnophysa holbolli (74) 



palustris 60 



senegalensis 75 



vahlii (74) 

 Limnus (61) 

 Liria (ill) 

 Liriola in 



thersites III 

 Lucena (22), 55 



oblonga 55 



pulchella 55 

 Lucina lenticula 140 

 Lymnsea 59, 60, 61, 62, 63, 66, 68, 72, 

 100, 102 



acuta 80 



adelinse 78 



ampla 71, 72 



anticostiana 79 



appressa (65) 



arenaria 63 



atkaensis 66 



auricularia 60, 6l, 62, 64 



binneyi 60, 70 



bulimoides 78, 79 



canadensis 68 



caperata 79 



catascopium 77, 78, 79 



columella 70 



desidiosa 77, 75, 80 



emarginata 68, 69 



expansa 77 



ferruginea 73 



fossaria 80 



galbana 73 



glaber 60, 62 



glabra 60 



gracilis 64 



hay den i 77 



holbolli 74 



humilis 73 



involuta 64 



jugularis (65) 



kingi 64 



kirtlandiana 72 



lagorii 61, 63 



lanceata 72 



lepida 67 



malleata 75 



megasoma 63, <?7, 70 



Lymnaea mighelsi 68, 72 



nitida 75 



nuttalliana 77 



obrussa 73 



opacina 80 



palustris 62, 64, 68, 75, 76, 78 



pereger 60 



perpolita 78 



petersi 66 



petitii 80 



pingelii (75) 



preblei 70 



proxima 74, 77 



randolphi 66, 77 



reflexa 60, 62, 72, 77 



rowelli 76 



solida 78 



solidula 75 



stagnalis 61, 63, 6j, 66 



sumassi 66, 69, 71, 72, (77), 78 



techella 78, 79 



tenuicostata 64 



traskii 74 



truncatula 60, 6l, 62, 64, 72, 73 



tryoni 74 



tryoniana 74 



vahlii 74, 75 



wormskioldi (75) 



zrmanjas 61, 65 

 LymtiEeidaejp 

 Lymnaeus (60) 



columellus (70) 



emarginatus (68) 

 Lymnea (60) 



cornea (77) 

 Lymneus (60) 



caperatus (79) 



desidiosus (73) 



emarginatus (68) 



galbanus (73) 



humilis (73) 



megasomus (67) 



minutus (72) 



reflexus (77) 

 Lymnophysa (61) 

 Lymnula (60) 

 Lymnus (60) 

 Lyogyrus uS 



granum //<?, 119 



