a9 
Semiophoride, ii, 245 
Semiophorus, ii, 245 
figure of, li, 246 
Semon, i, 428 
Semotilus, i, 282; ii, 167 
figure of, i, 285; ii, 168° 
sefiorita, ii, 388 
sense organs, i, 115-123 
sense of pain, i, 123 
sense of taste, i, 121 
sense of touch, i, 121 
sensorium, i, 153 
sensory nerves, i, 153 
Sergeant Baker, ii, 130 
sergeant-fish, 
figure of, ii, 282 
Seriola, ii, 272, 278 
figure of, 1, 459; ii, 273 
Seriphus, li, 354 
serran, ii, 329 
Serrana, ii, 357 
Serranellus, ii, 329 
Serranide, i, 206, 209, 
290; li, 258, 293, 
320,.324, 327, 328, 
331,333 359, 363 
serrano, ii, 327, 328 
Serranus, ii, 328, 363 
Serrasalmo, ii, 161, 162 
Sertularie, ii, 544 
sese de lo alto, ii, 336 
sesele, ii, 304 
Setarches, ii, 433 
setiform, i, 30 
sexual coloration, i, 230 
sexual modification, 
in colors, i, 129 
in structure, i, 129 
shad, ii, 50, 53, 147 
shad waiter, ii, 63 
shagreen grains, i, 570 
sharks, i, 21, 23, 24, 28, 53, 
75> 445, 446, 519, 523, 
542, 543, 545, 546 
air-bladder wanting in, i, 
506 
distribution of, i, 459 
eggs of, i, 127, 433 
fossil teeth of, i, 546 
jaws of, i, 35 
pectoral limbs of, i, 60, 
66 
phosphorescent, i, 189 
primitive, 1, 510, 511 
shoulder-girdle in, i, 507 
skull of, i, 56, 57 
shark-sucker, i, 197; ii, 468, 
259; 
319, 
339) 
409 
sharp-nosed flying-fish, 
figure of, ii, 213 
Shasta, ii, 97 
Shaw, i, 398 
sheatfish, li, 182, 183 
Index 
sheepshead, i, 30, 324; 
345, 346 
figure of, i, 31; ii, 346 
shibi, ii, 263 
shiner, i, 283; ii, 163, 168 
figure of, li, 168 
shiro-uwo, ii, 127, 467 
Shooter, 
headfish taken by, ii, 424 
shorefishes, i, 245 
distribution of, i, 263-265 
short-nosed garpike, 
figure of, i, 452 
shoulder girdle, i, 42, 50 
of batfish, ii, 551 
of buffalo-fish, ii, 160 
figure of, i, 51, 52, 58, 59, 
60, 69, 70, 86, 88, 89, 
600; ii, 225, 227 
figure of fossil, i, 521 
of flounder figured, i, 58; 
ii, 2 
of Ictiobus ii, 160 
inner view of, ii, 160 
of Neoceratodus, i, 609 
of Opah figured, ii, 243 
of Polypterus, i, 70 
of Sebastolobus figured, i, 
52 
in sharks, i, 507 
in true eel, ii, 141 
shovel-nosed sturgeon i, 253 
shrimp, ii, 147 
shrimpfishes, li, 234 
figure of, ii, 235 
Shufeldt, 
photographs by, i, 7, 13, 
137; U, 181, 305, 333 
Siebold, i, 411, 414 
sierra, ii, 266 i 
Siganide, ii, 409, 410 
Siganus, ii, 410 
sight organs, i, 116-118 
significance, 
of resemblance, i, 259 
of rare forms, i, 262 
Sillaginide, ii, 358 
sillago, ii, 358 
silk-snapper, ii, 336 
Siluride, i, 149, 205, 280, 
290, 293; ii, 60, 178, 182, 
186 
ii, 
siluroid, i, 290; ii, 529 
Silurus, i, 391; ii, 182 
silverfin, 
figure of, i, 457; si, 166 
silver-jaw minnow, ii, 165 
figure of, ii, 165 
silver-jenny, ii, 348 
silver-king, ii, 43 
silver-perch, ii, 342 
ae at, ii, 68, 71, 73, 
4 ; 
silversides, i, 290; ii, 215 
figure of, ii, 217 
silver surf-fish, 
figure of, i, 309; ii, 375 
silver-tail, ii, 512 
silvery anchovy, 
figure of, ii, 54 
silvery puffer, 
figure of, ii, 419 
Simenchelyide, ii, 148 
Simenchelys, ii, 148 
figure of, ii, 149 
Sindo, i, 418, 422 
singing-fish, i, 121 
figure of, i, 23; ii, 526 
species of, ii, 526 
Siniperca, li, 320 
sinus impar, i, 120 
sinus venosus, i, 108 
Siphonognathide, ii, 390 
Siphonognathus, ii, 390 
Siphonostoma, ii, 236 
Sirembo, li, 524 
Sirenoidei, i, 612 
order of, i, 613 
sisco, ii, 66, 67 
siscowet, ii, 66, 115 
Siscrida, ii, 184 
skates, i, 28, 551, 552 
skeleton of cowfish, 
figure of, ii, 418 
skeleton of fish, i, 10, 34, 
61 
of cowfish, i, 215 
of Chimera, i, 564 
parts of, i, 35, 36 
primitive, i, 54 
of pike figured, i, 203 
of red rockfish, i, 214 
of Selene figured, i, 55 
of shark, i, 57 
of spiny-rayed fish, i, 
214 : 
skilfishes, ii, 438 
figure of, ii, 438 
skin-peeler, ii, 415 
skipjack, ii, 50 
skippers, 
Couch on, ii, 2rz 
skipping-goby, i, 117 
skittle-dogs, i, 545. 
skull, 
of Anarrhichthys, ii, 517 
autostylic, i, 57 
figure of, ii, 296 
of haddock, ii, 536 
hyostylic, i, 56, 508 
of rock-bass, ii, 296 
of Scorpnichthys figured, 
Mi, 427, 
of shark figured, i, 56 
sl ek-sculpin,'. 
figure of, i, 2-1; fi, asx 
