Index 783 
mackerel, midshipman, 736 Murena, 372* 
midges, 744 luminous organs of, 64* | murcielago, 669 
shark, 194* phosphorescent organ of, | muscles of the fish, 23 
sharks 190 65*, 66* muskallunge, 411* 
Spanish, 479* migratory fish, 46 mutsu, 532 
thimble-eyed, 476 milkfish, 272* mutton-snapper, 140*, 549 
tribe, 473 miller’s-thumb, 655*, 656* Mycteroperca, 541* 
mackerels, 473, 474, 475* California, 657* Myctophide, 355 
Macrorhamphoside, 449 Yellowstone, 655 Myctophum, 356* 
Macrorhamphosus, 449* Minnows, 382, 412 Myliobatide, 214 
Macrouridx, 745 everglade, 416 Myoxocephalus, 656, 657%, 
mademoiselle, 569* round, 415 658* : 
mad-toms, 51*, 401* silver-jaw, 384* Myrichthys, 370* 
Menidie, 561 sword-tail, 418* mythology of fishes, 149-156 
mahogany-snapper, 550 minor faunal areas, 102 Myxine, egg of, 34* 
maigre, 569 Misaki Biological Station, 47* 
mailed catfish, 405* mischief done by lampreys,| Nandide, 572 
mailed-cheek fishes, 637-669 173 “| Narcine, 57, 210* 
Malacanthide, 575 Mitsukurina, 192* Narcobatide, 210 
male red salmon, 294* Mitsukurinide, family of, r91 | Nassau grouper, 538* 
Mallotus, 349* Mobulide, family of, 216 natural selection, effect of, 106 
Malma trout, 336* mojarras, 561, 562* effect on species, 93 
Mammoth Cave, blindfish of,! blanca, 562 Naucrates, 488* 
421 cardenal, 469 needle-bearing filefish, 62 4* 
man-eating shark, 195 de las piedras, 616 needle-fish, 426* 
Manta, 216* de ley, 562 negro-chub, 386 
map of continents, 92 mola, 635* negro-fish, 538 
margate-fish, 555 Molide, 635 Nelson, on Anablebs, 415 
marine fishes, Monacanthide, 624 nematistiide, 493 
barriers to movement, 94 |monkfish, 149, 749 Nematognathi, 396-406 
distribution of, 99 brain of, 204* families of, 397 
mariposa, 459 Rondelet on, 149 Nemichthys, 15*, 155*, 371* 
Marsh, on four-eyed fish, 414] Monocentride, 472 jaws of, 42* 
Mastacembelide, 739 Monocentris, 14*, 471* Neoceratodus, 240* 
Mastacembelus, 739* Monodactylus, 608* archipterygium of, 240 
masu, 296* monstrous goldfish, 360* lower jaw of, 242* 
matao, 464 mooneye, 272* shoulder-girdle of, 235* 
Maurolicide, 357 moonfish, 132*, 459, 491, 503| _ upper jaw of, 241* 
mayfish, 417* Moorish idol, 617* Neoclinus, 717* 
measurements of fish, 17 Moorish idols, 617 Neoliparis, 666* 
mebaru, 642 moray, 374* Neosebastes, 644 
Meddaugh, photo by, 50* morays, 371 nerve-cells and fibers, 38 
medialuna, 564 Moringuide, family of, 372 | nest-building, 443 
medico, 618* Mormyridz, 407 nest of fish, 13 
Megalichthyidz, 229 Morone, 536* New England fish fauna, 111 
Melanogrammus, 742* mountain chains, as barriers, | northern blennies, 721 
Mene, 503* 119 northern zone of distribution, 
menhaden, 277* mouth 103 
Menide, 503 of brook lamprey, 172* Notacanthus, 377 
Menticirrhus, 571* of lake lamprey, 172* Notidani, order of, 184 
Merluciide, 745 of lamprey, 172* Notogoneus, 281* 
mermaid, the, 149 mud-minnow, 412* Nototheniide, 711 
mero, 539* mud-minnows, 412 Notropis, 384, 385* 
merou, 538 mud-skippers, 676, 677* Notropteridz, 274 
Mesogonistius, 514 muffle-jaws, 655 numbfish, 57*, 210* 
Mesturus, 259* Mugil, 441* nuptial — 
metamorphosis, of lamprey, | Mugilid, 436 coloration, 83 
171 mullets, 436 tubercles, 386* 
Michigan grayling, 345* snake-head, 584 
Microgadus, 743* striped, 441* oarfish, 152*, 153* 
Micropterus, 134*, 518*, 520*| Mullide, 565 capture of, 6840 
Microspathodon, 595* Mullus, 131*, 566* ocean currents, affecting dis- 
Microstomidz, 350 munu, 566 tribution, 96 
