470 



IMDEX. 



Ovula patula, 7 



Oyster culture, Fowler on, 257 



Lord Montagu on, 282 



— generative organs of, 268 

 Ozothallia, 303 



Pachydrilus, 6, 69 



Pagurus, 378 



Palsemon serratus, 162, 211, 357 



Palsemonetes varians, 459 



Palinurus vulgaris, 357 



Palmipes placenta, 325 



Pandalus, 211 



Paracalanus parvus, 145, 378 



Parapagurus pilosimanus, 316 



Parapontella brevicornis, 148 



Patella vulgata, 6 



Pecten, 7, 419 



— maxiynus, 432 



— opercularis, 308, 314, 445 



— septemradiatus, 314 



— tigrinus, 314 

 Pectunculus glycymeris, 7, 313 

 Pedicellina cernua, 7 



— gracilis, 7 



Peltidium interruptmn, 380 

 Pentagonaster subspinosus, 327 

 Perigonimus arenaceus, 319 



— repens, 393 



— vestitus, 393 

 Phseophycese, 302, 303 

 Phascolion, 8, 318 

 Philine aperta, 401, 420 



— punctata, 401 

 Philinidaj, 401 

 Phoronis, larva of, 9 

 P%cis, 307 



— Aldrichii, 310 

 Phyllobranchidee, 423 

 Phyllodoce viridis, 59 

 Phyllophora, 298 



— Brodisei, 301 



— membranifolia, 292, 295, 301 



— pahnettoides, 292, 295, 301 



— rafcens, 292, 298, 299, 301, 302, 305 

 Pinna rudis, 314 



Pisa, 213 



Plaice, see Pleuronectes plutessa 



Planarians, 6 

 Platydoris planata, 445 

 Pleonosporiuin Borreri, 294, 297 

 Pleurobranchidse, 418 

 Pleurobranchus plumula, 420 

 Pleuronectes aniericanus, 24 



— cynoglossus, 24, 311 



— /es!ts, 24, 242, 357, 370 



— limanda, 24, 242 



— microcephalus, 14 — 16 



— platessa, 24, 45, 242, 357, 359 

 Pleuronectidse, 377, 380 

 Plocaniium, 303 

 Plumularia, 5 



— catharina, 398 



— echinulata, 398 



— frutescens, 398 



— pinnata, 398 



— setacea, 398 



— similis, 398 

 Pluraulariidse, 397 

 Podocoryne carnea, 392 

 Podocorynidse, 392 

 PodoM,, 320 



— intermedins, 380 

 Polycera, 430, 442 



— lessonii, 451, 455 



— ocellata, 182, 455 



— quadrilineata, 7, 182, 430, 440, 455 

 Polycerinse, 454 



Polyides rotundus, 297, 300—802 



Polyno'e, 58 



Polysiphonia, 294, 297, 302, 304 



— Brodisei, 304 

 Polythoa incrustata, 308, 319 

 Polyzoa of Sound, 7 

 Pontaster temiispinis, 324 

 Pontella Wollastoni, 149 

 Pontobdella, 58 

 Pontophilus spinosus, 317 

 Poor cod, see Gadus minutus 

 Porania pulvillus, 309, 325 

 Porcellana longicornis, 211 

 Porifera, 5 



Porphyra, 295—297, 301, 303, 304 

 Portunus depiirator, 211 



— pusillus, 211 



— tuberculatus , 314 

 Pouting, see Gadus luscus 

 Proctonotidce, 190, 430 



