INDEX. 



615 







Ocinebra erinacea, 370 



Odhner, N. Some Notes on the Genus 



Cumanotus, 82 

 Oerstedia dorsalis, 433 

 Ones (Motella), eggs of, 36 

 Onos mustela, eggs of, 37 

 Onos, " species A " (/ tricirraia BL), eggs 



of, 38 

 Onos " species B," eggs of, 39 

 Onuphis conchylega, 68, 298, 342 

 Opercularelln lacerata, 326 

 Opheliidae, of Torquay, 64 

 Ophiacantlm abyssicola, 534, 540 



— bidentata, 535, 540 

 Opkiactis abyssicola, 533, 540 



— balli, 336, 533, 540 

 Ophiocoma nigra, 336, 536, 540 

 Ophioconis Forbesi, 533, 540 

 Ophiothrix fragilis, 337 

 Oplmira affinis, 336, 531, 540 



— albida, 336, 531, 540 



— ciliaris, 335, 531, 540 

 Opliryotroclut puerilis, 61, 68 

 Oria armaiidi, 65, 79 



Orton, J. H. An Account of the 

 Natural History of the Slipper- 

 Limpet {Crepidula fornicata), with 

 some remarks on its occurrence on 

 the Oyster Grounds on the Essex 

 Coast, 437 



— The mode of feeding of Crepidula, 

 with an account of the current-pro- 

 ducing mechanism in the mantle 

 cavity, and some remarks on the 

 mode of feeding in Gastropods and 

 Lamellibranchs, 444 



Oicanius mevibranaceus, 371 



Orula patula, 233, 369 



Owenia fusiformis, 62 



Oyster, mode of feeding in the, 456 



P 



Palaemon sermtH.-;, bhjod coagulation in, 



195 

 Palmicellaria skenei, 364 

 Pariambus typiciis, 221, 224 

 Palinurus,h\ood coagulation in, 1 93, 1 94 



Pallasia murata, 348 



Palmipes placenta, 298, 335, 530, 



540 

 Paludestrina stagnalis, 574 

 Pandalns brevirostris, 352 

 Pandocia [Polycarim] comatu, 380 



— [Polycarpa] singularis, 379 

 Paraphellia expansa, 332 



Pecten maximus, 298, 374, 572 ; reaction 

 to injury in, 247 ; mode of feeding 

 in, 461 



— opercularis, 298, 374, 572 



— pusio, 374 



— tigerinus, 375 



— varius, 374 



Pcctinaria pixi^silht, distribution of, 300 



346 

 Pectunculus glycimeris, 299, 373 

 Pedicellina cernua, 367 



— gracilis, 367 

 Pelagic eggs of fishes, 7 



Peltogaster sulcatus, distribution of, 300 



349 

 Petaloproctus terricola, 74 

 Phallusia \_Ascidia] conchilega, 381 



— [Ascidia] mentula, 381 



— [Ascidia^ virginea, 381 

 Phascolosoma vulgare, 348 

 Phellia murocincta, 239, 241 

 Pholadidea sp., 378 

 Pholas sp., 378 



Pholoe minuta, 60 



Phormosoma luculenttim, 530, 540 



Phtisica marina, 351 



Phyllodoce rubiginosa, 341 



Phyllonella soleae, 571 



Pinna fragilis, 374 



Pisa biaculeata, 357 



Pista cristata, 76 



Plaice, fibro-sarcoma of a, 2554 



Pleuronectes, eggs of, 17 



Pleuronectes microccphalns, 385 



— p)latessa, blood parasites in, 570 

 Pleuronectes platessa. See also Plaice 

 Plumula7-ia catharina, 207, 330 



— echinulata, 330 



— frutescens, 330 



— pinnata, 297, 331 



— setacea, 297, 331 



— similis, 331 



