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Page 



•rea maotroides 99, 354 



orphina ...... 96 



meretrix . . 96, 354 



minima 355 



nitidula 98, 354 



nivea 97, 354 



m 



obliquata 



ornata . 



ovum • 354 



osa 105, 354 



pell <■ 101, 353 



peetinata 107 



pect oralis 93 



petechialis ........ 96, 354 



philippinarum • 356 



picta" . 100 



placunella 108 



plamta 103 



planatolla . 98 



planulata 105,343, 354 



sia 356 



plicatina 108, 354 



prora 105 



prostrata 102 



.pulchra 104 



punctata 77 



. purpurata ?7 3 



radiata ............ ' '" 



ran© 11a ...... 1 



rivularis 355 



rosea 104, 354 



rubiginosa •" 



rugif era 108 



scalaris 357 



sc-ipta ......... 102, 



ata 1°2 



