INDEX 
(Illustrations are indicated by an asterisk.) 
Aboma, 673* 
Abramis, 387* 
abundance of food-fishes, 138 
Acanthopterygii, 424-431 
order of, 424 
Acanthurida, 618 
Achirin, 705 
Achirus, 706* 
Acipenser, 256* 
Actinistia, order of, 230 
Actinopteri, subclass, 246 
adaptations of fishes, 51-78 
to environment, 42 
adult male, of Lepidosiren, 
2407 
fEoliscus, 450* 
Ethoprora, 60* 
Etobatis, 215* 
African catfish, 404* 
Agassiz, on fish fauna of New 
England, 111 
agency of ocean currents, 96 
Agonide, 660 
agonoid fish, 664* 
air-bladder, 11 
of carp, 379* 
Alaska cod, 741 
grayling, 137*, 343* 
pollack, 742 
Albacore, 477 
Goode on, 478 
long-fin, 478* 
Albula, 37*, 271* 
Albulide, 271 
alcohol, use of, 161 
Aldrich, photo by, 112 
Aldrovandia, 361* 
Alectis, 491 
Alepocephalus, 284* 
alewife, 276* 
Alfonsinos, 466 
alimentary canal, 29 
alkaloids in fish, 54, 56, 57 
alligator-fish, 664 
alligator-gar, 261* 
allmouth, 749 
Alopiide, family of, 193 
Alticus, 83*, 719* 
Amanses, 625* 
amber-fishes, 487, 488* 
amber-jack, 488 
Ambloplites, 514* 
skull of, 511* 
Amblyopside, 419 
Amblyopsis, 421* 
Ameiurus, 400* 
destroyed by 
177" 
American charr, 333 
American trout, origin of, 320 
Amia, 262* 
Amiide, 262 
Ammocrypta, 44*, 528* 
Ammodytes, 731* 
Ammodytide, 731 
Amphacanthi, suborder of, 
620 
amphibians, 227 
origin of, 226 
Amphistiide, 462 
Amphistium, 462* 
Anabantide, 580 
Anabas, 580* 
Anableps, 414 
Nelson on, 415 
Anacanthini, 739-747 
anadromous fishes, 46 
Anarichadide, 727 
Anarhichas, 727* 
Anarrhichthys, skull of, 727* 
ancestry of flounders, 694 
Anchovia, 280* 
anchovy, silver, 280* 
ancient outlet of Lake Bonne- 
ville, 112 
angel-fish, 615* 
angler-fishes, 74, 748 
anglers, 748-756 
angling, 145 
Young on, 145 
Anguilla, 366* 
larva of, 367* 
Anguillidz, 365 
Anisotremus, 555* 
Anko, 16*, 749* 
Anomalopide, 532 
Anoploma, 649* 
Anoplopomide, 649 
Antennariide, 752 
Antennarius, 753, 754* 
Antigoniidz, 609 
Apeltes, 447* 
lampreys, 
Aphareus, 553* 
Aphredoderide, 509 
Aphredoderus, 510* 
Apia, coral reefs of, 87* 
Aplodactylide, 577 
Apodes, 362-377 
order of, 364 
Apogon, 531*, 533* 
Apogonide, 531 
Apomotis, 25*, 564* 
Archencheli, 364 
arches, 611 
archipterygium, of Neocerat- 
odus, 240* 
Archosargus, 29*, 561, 561* 
Arctic codling, 743 
Arctic species, in lakes, 125 
Malmgren on, 126 
Argentinide, 345 
Argyropelecus, 62* 
Argyrosomus, 289, 290* 
Ariscopus, 717* 
arm of frog, 227* 
arnillo, 552 
Arthrodires, 245* 
Asineopide, 532 
Aspasma, 738* 
Aspidophoroides, 664* 
Aspro, 524* 
aspron, 524* 
Astroscopus, 59*, 715* 
Ateleopide, 735 
Atherinide, 432 
Atherinopsis, 435* 
Atka-fish, 137%, 650* 
Atka mackerel, 650 
Atlantic salmon, 312 
as a food-fish, 315 
Aulopide, 353 
Aulorhynchide, 447 
Aulostomide, 448 
Aulostomus, 449* 
Australian flying-fish, 429* 
aweoweo, 547 
ayu, 130%, 338, 339* 
bagre sapo, 736* 
Baikal cods, 666 
Baird, on bluefish, 494 
Bairdiella, 569* 
bajonado, 559, 
775 
