746 
INDEX 
Macrodon, 575; M. trahira, mouth, 577 
Muacrones, 588 
Macropharynz, GOL 
Macrophthalmia chilensis, 426 
Macropodus viridi-auratus, 669 
Macropoma, 481, 202, 268 
Macrosemiidae, 498, 497 
Macrosemius, 498 
Macrostomias, 5; 1 
Macruridae, 647, 702 
Macruronus, 647 
Macrurus, 647 ; M. carminatus, 647 
Muaena, 664 
Mahaseer, 584 
Maigre (= Meagre), 361, 362, 63 
Malacanthus, 661 
Malacichthys, 659 
Malacocephalus, G47 
Malacopterus, 673 
Malacopterygii, 543 f., 159, 306 
Malacosarcus, 619 
Malacosteus, 571; M. 
photophoreo, 178 
Mallotus, 566; M. villosus, 568, 569 
Malm, 685 n. 
Malopterurinae, 5SS 
Malopterurus, 588, 593, 359; electric 
organs, 365, 366; MW. electricus, 591, 
362 
Malthe, 720; scales, 190, 191; Jf. ves- 
pertilio, 720 
Malthidae, 720, 718 
Malthopsis, 720 
Mantle, 42 
Marcusenius, 551 
Marsupial pouches, 416 
Mastacembelidae, 776 
Mastacembelus, 717 ; M. inaculatus, 717 
Masterman, 23 n., 25, 27, 28, 29, 31 n. 
Maurolicus, 571, 570 
Mazza, 714 n. 
M’Biriki, 583 
Meagre (= Maigre, q.v. ) 
Meda, 582 
Medialuna, 657 
Median fins, 156, 234 f. 
Medusae, with Caranx, 643 
Meek, 714 n. 
indicus, 570-3 
Megalichthys, 477, 478; spiral valve, 
268 
Megalocercus, GS; M. wubyssorum, 66, 
68 
Megalops, 547; M. atlanticus, 547; M. 
cyprinoides, 547 
Megalurus, 501 
Megrim, 687 
Melambaphes, 664 
Melamphaes, G56, 620, 655 
Melanocetus, 719 
Melanostigma, 712 
Melanostoma, 659 
Melanotaenia, 639 
Membrana nictitans, 395 
Membranellae, 19 
Menaspis, 445 
Mene, 677 
Merluccius, 648, 648 n.; AL. vulgaris, 649 ; 
red gland, 308 
Meroblastie, 93, 409, 410 
Merosomata, 89, 81, 110 
Mertens, Von, 66 
Mesacanthus, 442 
Mesiteia, 447 
Mesoborus, 576 
Mesocoracoid arch, 543, 573 
Mesodon, 498 
Mesonephros, 397, 398, 400 
Mesoprion gembra, radialia of the dorsal 
fin, 235 
Mesorchium, 402 
Mesovarium, 402 
Mesturus, 498 
Metcalf, 38, 52, 109 
Metschnikoff, 19, 31 n., 39 
Metynnis, 576 
Meyen, 677 n. 
Micracanthus, 669 
Micralestes, 575 
Microbrachius, 534 
Microcoelia, 611 
Microcosmus draschii, 
79 
Microdon, 498 
Micropogon undulutus, air-bladder and its 
muscles, 360, 361 
Micropterus, 657 
Micropyles, 411, 412 
Microspathodon, 67:2 
Microstoma, 566, 565 
Miller’s Thumb, 698 
Milne-Edwards, 37 
Minnow, 288 
Minot, 30 n. 
Minous, 695, 692; M. inermis, 695 
Misgurnus, 582, 290; intestinal respira- 
tion, 261, 292; oviducts, 405; M. 
Jossilis, 358, 585 
Mistichthys luzonensis, 689 
Mobius, 630 n., 673, 724 
Mochocus, 588 
Mola, 727 
Molgula, 77 ; M. citrina, 79; M. oculata, 
77, 79; M. pyriformis, branchial sac, 
77; dorsal tubercle, 79 
Molgulidae, 77, 64, 110; nervous system, 
53; reproductive organs, 55 
Molidae, 7:26, 722 
Mollienesia, 616 
Molluscoidea, 35 
Molva, 648 ; M. vulgaris, 649 
Monacanthus, 724 ; coloration, 165 ; warn- 
ing colours, 174; scales, 190; sounds, 
354, 857; M. sp., 723; M. pardalis, 
361; J. scopas, scale, 191 
dorsal tubercle, 
