304 



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 S4 I9i> i94! 4°^ 



cora 187 



guppyana 34 409 



hilli, var. musacina 34 409 



planivieta 409 



vanwinkleae jj 410 



Placunanomia lithobleta ^^...194, 

 199, 382 



Planorbis ophis 56 



Platyschides 40 



Pleurotoma 63 



adeona 26 



albida 230 



alesidota 209 , 234 



atnblia 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 



p ersa 26 



plicata 69 



quercollis 26 



simpsoni 66 



streptophora 68 



venusta 233 



virgo 230 



Pleurotomaria quoyana 164 



Plaurotomella agassizi 68 



blakeana 68 



brevis 68 



diomedese 72 



extensa , 68 



filifera 68 



hadria 68 



incilis 69 



leucomata 67 



var. mexicana 68 



packardi 67 



Plicatula densata 380 



marginata j/ 203, 380 



Polinices eminuloides 148 



f ringilla 1 48 



hemicrypta 148 



leptalea 148 



stanislas-meunieri 76... 196, 329 



subclausa 16 196,329 



tenuis 147 



Pollia 87 



Polyschides 40 



Potamides, var gracilior 127 



matsoni 127 



satillensis 130 



Protocardia costaricensis jO-.^oi 



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 iS 187 , 



281 



Puncturella circularis 166 



triangulata 167 



