_Kirtlandia vagrans_, Silverside or Brit 217 _Atherinopsis californiensis_, Blue Smelt or Pez del Rey 218 _Iso flos-maris_, Flower of the Waves 218 _Mugil cephalus_, Striped Mullet 221 _Joturus pichardi_, Joturo or Bobo 222 _Sphyræna barracuda_, Barracuda 223 _Cobitopsis acuta_ 224 Shoulder-girdle of a Threadfin, _Polydactylus approximans_ 225 _Polydactylus octonemus_, Threadfin 225 Shoulder-girdle of a Stickleback, _Gasterosteus aculeatus_ 227 Shoulder-girdle of _Fistularia petimba_, showing greatly extended 227 interclavicle, the surface ossified _Gasterosteus aculeatus_, Three-spined Stickleback 232 _Apeltes quadracus_, Four-spined Stickleback 232 _Aulostomus chinensis_, Trumpet-fish 234 _Macrorhamphosus sagifue_, Japanese Snipefish 234 _Æoliscus strigatus_, Shrimp-fish 235 _Æoliscus heinrichi_ 235 _Solenostomus cyanopterus_ 237 _Hippocampus hudsonius_, Sea-horse 238 _Zalises umitengu_, Sea-moth 240 _Percopsis guttatus_, Sand-roller 241 _Erismatopterus endlicheri_ 242 _Columbia transmontana_, Oregon Trout-perch 242 Shoulder-girdle of the Opah, _Lampris guttatus_ (_Brünnich_), 243 showing the enlarged infraclavicle Ligatures_Semiophorus velifer_ 246 _Amphistium paradoxum_ 247 _Zeus faber_, John Dory 248 Skull of a Berycoidfish, _Beryx splendens_, showing the 250 orbitosphenoid _Beryx splendens_ 251 _Hoplopteryx lewesiensis_ 252 _Paratrachichthys prosthemius_ 253 _Holocentrus ascenscionis_, Soldier-fish 254 _Holocentrus ittodai_ 254 _Ostichthys japonicus_ 255 _Monocentris japonicus_, Pine-cone Fish 256 _Scomber scombrus_, Mackerel 260 _Germo alalunga_, Long-fin Albacore 263 _Scomberomorus maculatus_, Spanish Mackerel 264 _Trichiurus lepturus_, Cutlass-fish 268