INDEX. 



773 



Page. 



Planaria species 487 



Planariaviriclis 628 



Planarians 632 



Plauocera nebulosa 632, 325, 332 



Platy carcinus irroratus 546 



Sayi 546 



Platy ouiclius ocellatus . 547,338;364,426,428, 



438, 457, 490, 501, 515, 



516, 533 



Platypyxis cyliudrica .726, 334, 408, 411, 424 



Pleurobrachia rhododactyla — 722,444,448, 



450 , 454, 455 



Pleurotoma bicarinatum 638, 418, 423 



brunnea 637 



ceriuum 637 



plicata 637 



plicosa 637 



Plnraatella familiaris 710 



Plumnlaria arborea 730 



Catharine 732 



cornucopiae 732 



falcata 733 



species 407, 411 



tenella 731 



Podarke obscura . . .589, 319, 332, 382, 392, 



410, 440, 453 



Podocerus cylindricus 566 



f ucicola 561, 493 



Polia obscura 628 



PoliuiaglutiQOsa-.631, 324, 332, 382, 392, 



410, 423 

 Polycera Lessouii .. .665, 333, 400, 410, 423, 



PolychcTeta 580 



Polycirrusexiniius.616,320, 332, 371,377, 

 382, 392, 410, 422, 434, 453, 468 



Polycystiua 451 



Polydora ciliatuQi 603, 345, 364, 453 



species 428, 416, 422 



Polymastia robusta 744 



Polyuoe cirrata 582 



dasypus 581 



squamata 581 



Polypliemus occidentalis 580 



Polypi 737 



Polyplacophora 661 



Polyzoa 707 



Poraatom us salt atrix 516 



Pomolobus mediocris 520 



Ponds, brackish, fauna of 460 



Pontobdella rapax 625, 458, 460 



Poatogeneia inermis 557, 452, 455, 519 



Pontonema marinum.. 634, 325, 332, 434, 



453, 455 



vacillatum . .634, 326, 332, 434, 



Pomee -514 



Page. 



Porifera 740 



Poronotus triacauthus 449 



Porpit?B 737 



Portunus pictus 547 



Potamilla podopbthalmia 382 



ocnlifera .617, 322, 332, 382, 392 

 397, 410, 422, 476 



Prawn, cpmmon 339 



Prionotas Carolinus 516 



Procerodes frequens 633, 325, 332, 



Wheatlaudii 633 



Protomedia pinguis 561 



Protozoa 740 



Psammobia fusca 676 



Psendopleuronectes Americanus ... 520 



Psolus i)hantapus 519 



Pteropoda 668 



Ptilota elegans 492 



Ptilocheirus pinguis .561, 431, 434, 501, 507, 



519 



Ptychatractus ligatus 642, 517 



Pulmouata 662 



Purpura lapillus 642, 306, 332, 485 



Py cnogonidea 544 



Pyrula canaliculata 640 



carica 640 



Pyrarais fusca 656 



Quahog-clam 359, 463 



Rabbit-fish 521 



Eadiata 715 



Raia diaphana 521 



Ifevis 521 



Ranella caudata 642 



Razor-shell 356,490 



Reniera, species 744, 334, 394 



Rhabdoccela 627 



Rhegmatodes tenuis 729, 454 



Rhipidoglossa 661 



Rhodine attenuata 609, 508 



Rhodymenia paliuata 496, 492 



Rhynchobolus Americanus ..596, 332, 342 



364. 371, 377, 428, 434, 453, 



463 



dibranchiatus.596, 332, 341, 



364, 371, 377, 428, 431, 434, 463, 



Rhyuchoprobolus papillosus 746 



Rhy nchoscolex papillosus 746 



Rissoa aculeus 654, 306, 333, 383, 392 



arctica 654 



exarata 654, 495, 517 



Mighelsii 654 



miuuta 653 



Stimpsoni 653 



Roccus liueatus 514 



Rock 514 



