498 
BULLETIN OF THE UNITED STATES FISH COMMISSION 
Page. 
Mastigocerca carinata 87 
elongata 87 
mucosa 87 
Mead, A. D 193 
on the Natural History of the Starfish . . . 203-224 
Mecynocera clausii 168 
Medusa 238 
Megalotrocha alboflavicans 77 
Melanogrammus seglefinus 476 
Melicerta eonifera 76 
Melicertum campanula 3S2 
Mellen, W. P 115 
Membranipora sp 239 
Menhaden : 440 
Menidia notata - 443 
Menticirrus saxatilis 461 
Merluccius bilinearis : . . 210, 282, 473 
Metopidia acuminata 94 
ehrenbergii 95 
lepadella 94 
rhomboides 94 
salpina - 95 
solidus 95 
triptera 95 
Metridia hibernica 176 
Mexico, Fishes from the Livers of 115-147 
Microcotyle sp , 451 
Microgadus tomcod 475 
Micropterms, Skeleton of 311-320 
Miracia efferata 188 
Mitchell, Charles 255 
Mola mola 281, 465 
rotunda 465 
Molgula sp 240 
Mollienisia latipinna 131 
Molting Lobsters 229 
Monacanthus hispidus 240 
Monhegan Island Lobster Fishermen 246 
Monomene'sessilicauda 240 
Monops regalis 182 
Monorygma sp 426,429 
Monosiga steinii 112 
Monostaechas quadridens 365 
Monostomum sp 439 
vinal-edwardsii 470 
Monostyla bulla 93 
closterocerca 94 
eornuta 93 
haniata.. 94 
lunaris 93 
quadridentata 93 
Moon-fish 463 
Morone americana 279,456 
Moxostoma austrinum 120 
Mugil cephalus : 444 
Mummichog 441 
Munidia caribsea — 240 
Mursena retifera 309 
Mustelus canis 270, 425 
Mya arenaria, Observations on Life History 193-202 
Mycteroperca bonaci 310 
interstitialis 310 
Myliobatis freminvillei 275,433 
Myxobolus lintoni 442 
Myxocephalus seneus 282,466 
Nassula ornata 112 
Naucrates ductor - 278,448 
Naushonia crangonoides 307 
Page. 
Nautilograpsus minutus 240 
Neetroplus carpintis 146 
Nematoda 410,411 
Nematode, undetermined 480 
Nematodes immature... 426, 429,431,435,436,439,440,441,443, 
446, 419, 450, 453, 456, 457, 458, 459, 461, 462, 465, 467, 
470, 472, 473, 474, 476, 477, 478, 479, 481, 484, 485, 488 
Nematonurus goodei 479 
Nemopsis baclrei 375 
Nephropsis agassizii 240 
Neptunus sayi 240 
Nereis limbata 308 
Virens 308 
New England, Dredging Expedition off the Southern 
Coast 237-240 
New England Synaptas, Systematic Position of 21-24 
Nitzschia elegans 408 
elongata 408,435 
papillosa 476 
Noteus quadricor.iis 97 
Notholca longispina 97 
Nothria conchyphila 239 
Notommata aurita 85 
tripus 85 
truncata 85 
Notops clavulatus 81 
pel’agicus 82 
Notropis calientis 122 
nigrotseniatus 121 
rasconis 121 
Novaculichthys entargyreus 53 
woodi 52 
Nutting, C. C., on the Hydroids of the Woods Hole 
Region 325-386 
Obelia bicuspidata 351 
bidentata 351 
commissuralis 350, 380 
dichotoma 350,380 
flabellata 350,380 
gelatinosa ... 351,380 
geniculata 351,380 
longissima 351,379 
singularis 380 
Ocean Bonito 415 
Sun-fish, Chemical Composition of Sub-dermal 
Connective Tissue of 321-324 
Octobothrium denticulatum 286,408 
Octoplectanum affine 408 
Odontaspis littoralis 428 
Oikomonas termo Ill 
Oithona plumifera 186 
similis 186 
Oligocottus acuticeps 8 
analis 7 
borealis 8 
embryum 8 
globiceps 7 
maculosus 7,8,16 
snyderi 7 
Oligocottus, Key to Genera and Species 9 
Onctea venusta 190 
Onchobothrium uncinatum 433 
Opercularella lacerata 354 
pumila 354 
Ophiacantha (segesta?) 239 
Ophiopholis aculeata 203,239 
Ophioscolex glaeialis 239 
Ophiuran 239 
