Bulletin 39 



476 



intricatus 88 



meruloides 12 294 



mexicanus 12 200, 201, 289 



Moorei, var. costaricensis 



12 290 



parvus. 88 



subsemicostatus 12 293 



veatchi 12 293 



Phyllonotus 96 



Pitaria boucaryensis 34 411 



circinata 34 191, 194, 408 



cora 187 



guppyana 34 409 



hilli, var. musacina 34 409 



planivieta 409 



vanv^inklese 410 



Placunanomia lithobleta ^-^...194, 

 199, 382 



Planorbis ophis 56 



Platyschides 40 



Pleurotoma 63 



adeona 26 



albida 230 



alesidota.. 209, 234 



amblia 66 



antillarum 230 



barretti 230 



blakeana 68 



var, brunnea 70 



cerina 70 



consors 234 



gardneri / 8 



gratula 69 



haitensis 230 



heilprini 8 



insignifica 7 



longipersa 26 



var. magma 201 



mediavia 26 



persa 26 



plicata 69 



quercoliis 26 



simpsoni 66 



streptophora 68 



venusta 233 



virgo 230 



Pleurotomaria quoyana 164 



Plaurotomella agassizi 68 



blakeana 68 



brevis 68 



diomedeae 72 



extensa 68 



filifera 68 



hadria 68 



incilis 69 



leucomata 67 



var. mexicana 68 



packardi 67 



Plicatula densata 380 



marginata 31 203, 380 



Polinices eminuloides 148 



fringilla 148 



hemicrypta 148 



leptalea 148 



stanislas-meunieri 16... 196, 329 



subclausa 16 196, 329 



tenuis 147 



Pollia 87 



Polyschides 40 



Potamides, var gracilior 127 



matsoni 127 



satillensis 130 



Protocardia costaricensis JO...401 



gurabica jo 194, 196, 401 



harrisi ,25 



Psammobia harrisi j 24 



smithi J 23 



Psammosolen gatunensis, var. 



costaricensis 32 432 



Pseudoliva scalina 26 



unicarinata 26 



Pteria inornata j/. 194, 367 



Ptychosalpinx dentalis t8 187, 



281 



Puncturella circularis 166 



triangulata 167 



