poison glands, 
Giinther on, ii, 527, 528, 
529 
poisonous fishes, ii, 325) 335 
diseases arising from, i, 183 
varieties of, i, 180, 182, 183 
Polistotrema, 
figure of, i, 489 
Pollachius, i, 209; ii, 537 
pollack, 
figure of, ii, 537 
Pollard, i, 595, 600 
Polycentrida, ii, 358 
Polyclinide, i, 477 
Polydactylus, 
figure of, ii, 225 
shoulder-girdle of, i, 89; ii, 
225 
Polygnathus, 
figure of, i, 486 
Polymixia, i, 122; ii, 257 
Polymixiide, 
family of, ii, 256 
Polynemide, i, 122; ii, 215, 
224 | 
Polynemus, i, 393 
Polyodon, i, 199, 253, 302, 
452, 534, 506, 622, 623; 
ii, 22 
figure of, ii, 22 
Polyodontidz, i, 290; ii, 20, 
21, 22 
Polyospondyli, 
561 
Polypteridz, i, 602, 605 
Boulenger on, i, 608 
Polypterus, i, 76, 79, 88, 89, 
204, 450, 600, 6o1, 603, 
606, 616; ii, 2 
figure of, i, 79, 602, 607 
shoulder-girdle of, figured, 
i, 600 
Polyrhizodus, i, 555 
Polystylide, i, 476 
Pomacanthus, ii, 403, 405 
figure of, ii, 403 
Pomacentrida, i, 206, 209; ii, 
380, 381, 382 
organs of smell in, i, 115 
Pomacentrus, i, 235; ii, 383 
figure of, ii, 382 
species of, ii, 383 
Pomadasis, ii, 341, 3? 
Pomatomide, il, 278 
Pomatomus, ii, 278 
figure of, i, 324 
pomfret, ii, 286 
Pomolobus, i, 300; ii, 49, 53 
figure of, i, 4553 li, 50 
Pomotis, i, 302; ii, 379 
Pomoxis, i, 302; ii, 297 
figure of, ii, 297, 298 
pompon, ii, 341 
i, 509, 530, 
Index 
pond-skipper, 
figure of, i, 118 
pond-smelt, ii, 124 
poolfishes, i, 159 
pope, ii, 309 
poppy-fish, ii, 283 
Popular Science Monthly, 
reference to, ii, 69 
porbeagle, i, 537 
porc des rivieres, ii, 369 
porcupine-fish, i, 19, 197; ii, 
422, 423 
figure of, i, 17; li, 422 
porgy, i, 239; ii, 342 
varieties of, ii, 344 
Porichthys, i, I2I, Igo, Ig, 
192; li, 526 
figure of, i, 23; ii, 526 
Greene on, i, 190; ii, 526 
luminous organs of, i, 172 
phosphorescent organs of, i, 
19 
porkfish, ii, 341 
figure of, li, 341 
portal vein, i, 108 
Portheus, ii, 48 
skeleton of, ii, 47 
Port Jackson shark, 
eggs of, figured, i, 128, 
527 
portugals, 1, 405 
Portuguese man-of-war, 
figure of, i, 160 
Porcus, ii, 183 
postembryonic development 
of fishes, i, 132 
posterior limbs, i, 53 
posterotemporal, i, go 
post-temporal, i, 88, 90 
Potamorrhaphis, ii, 211 
Powrie, i, 424 
predatory fishes, i, 116; ii, 
164 
premaxillary, 
figure of, i, 55 
preopercle, i, 45 
preservation ‘of fishes, 
Giinther on, i, 431 
methods of, i, 431, 432 
Priacanthide, ii, 333 
Priacanthus, ii, 333 
figure of, ii, 331 
Pribilof sculpin, 
figure of, ii, 446 
Priem, i, 427 
priestfish, 
figure of, ii, 430 
Prime, 
on crab-eater as game fish, 
ii, 282 
primitive fishes, 
brain of, i, 112 
skeleton of, i, 54 
587 
primitive herring-like fishes, 
i, 454 
primitive sharks, i, 511 
orders of, i, 513 
Prionace, i, 542 
Prionodus, i i, 488 
Prionodes, i ii, 329 
Prionotus, i, 246; ii, 283 
figure of, li, 456 
Prionurus, ii, 409 
Priscacara, ii, 381 
Pristipoma, i, 375 
Pristidide, i, 549 
Pristodontide, i, 555 
Pristiophoride, 
family of, i, 548, 549 
Pristiophorus, 1, 199 
figure of, i, 201, 548 
Pristis, i, 199, 548 
figure of, 1, 200 
Pristiurus, i i, 70 
proach, ii, 445 
Proantigonia, ii, 400 
Proballostomus, ii, 201 
problem of highest fishes, 
Gill on, i, 383 
problem of Oatka Creek, i, 
282 
process of natural selection, 
i, 297, 302 
Prochanos, ii, 45 
Prognathodes, ii, 404 
Progymnodon, ii, 423 
Prolebias, ii, 201 
Promethichthys, ii, 267 
Promicrops, ii, 323 
pronephros, i, 619; ii, 5, 8 
Pronotocanthus, li, 157 
Propristis, i, 550 
propterygium, 
512, 523 
Prosarthri, i, 509, 526 
proscapula, i, 89 
prosencephalon, i, 10g 
figure of, i, 111 
Protamia, ii, 36 
Protaulopsis, li, 233 
protection, 
through poisonous flesh, i, 
182 
of young, i, 128 
protective, 
coloration, i, 226 
markings, i, 228 
Proteus, i, 600 
Protocatostomus, ii, 56 
protocercal tail, i, 81, 598 
Wyman on, i, 81 
Protochordata, i, 460-466 
Protonotacanthide, ii, 157 
Protopterus, i, 82, 85, 100, 
“204, 450, 613, 616, 617 
figure of, i, 622 
i, 
58, 511, 
