334 



INDEX. 



Hippagus acuticostatus 



verticordius 

 Hypogcea . 

 Hyridella 



Iphigenia 



Iridea 



Irits 



Isoarca 



Isocardia cor . 

 crassa 

 fraterna 

 globulosa 

 Hibernica 

 lunulata 

 Markoei 

 rustica 

 ventricosa 



Ixartia 



Janira 

 Jatronus 



Kellia ambigua 

 coarctata 

 cycladia 

 deltoidea 

 dubia . 

 elliptica 

 flexuosa 

 lactea . 

 nitida . 

 orbicularis 

 pumila . 

 rubra . 

 suborbicularis 



Lacinia 



Lamellibranchiata 



Lampsilis 



Lamproscapha 



Lanistes 



Lanistina 



Lasea 



Lasmonos 



Lasmigona 



PAGE 



150 



150 



254 



97 



218 

 97 

 204 

 75 

 194 

 194 

 194 

 194 

 194 

 194 

 194 

 194 

 194 

 258 



20 

 161 



120 

 123 

 122 

 115 

 120 

 121 

 121 

 118 

 116 

 120 

 124 

 125 

 118 



161 



1 



97 



101 

 55 

 55 



117 

 97 

 97 



Lastena ., 

 Latona . . 



Laturnula 

 Lavignon 

 Lazarus 

 Leda arctica . 

 caudata . 

 lanceolata 

 minuta . 

 myalls . 

 oblonga . 

 pernula . 

 pygmsea 

 rostrata 

 semistriata 

 Thraciseformis 

 truncata 

 Lembulus 

 Lentidium 

 Leptodea 



Lepton deltoideum 

 depressum 

 nitidum 

 squamosum 

 Ligula alba 



Boysii 

 donaciformis 

 prismatica 

 Ligumia 

 Lima aperta . 

 bullata . 

 elongata 

 exilis 

 fragilis . 

 liians 

 inflata . 

 Loscombii 

 oblonga 

 ovata 

 plicatula 

 subauriculata 

 sulcata , 

 sulculus 

 tenera . 

 vitrina . 

 Limatula 

 Limicola carnaria 



PAGE 

 101 

 218 

 263 

 235 

 161 



