xiv List of Illustrations 



PAGE 



Rhinichthys dulcis, Black -nosed Dace 164 



Notropis hudsonius, White Chub 165 



Ericymba buccata, Silver-jaw Minnow 165 



Notropis ivhipplei, Silverfin 166 



Camposloma anomalum, Stone-roller 167 



Head of Day-chub, Exoglossum maxittingua 167 



Semotilus atromaculatus, Horned Dace , 168 



Abramis chrysoleucus, Shiner 168 



Ptychocheilus grandis, Squawfish 169 



Leuciscus lineatus, Chub of the Great Basin 169 



Lower Pharyngeal of Placopharynx duquesnii 171 



Erimyzon sucetta, Creekfish or Chub-sucker 172 



Ictiobus cyprinella, Buffalo-fish 173 



Carpiodes cyprinus, Carp-sucker 173 



Catostomus commersoni, Common Sucker 174 



Catostomus occidentalis, California Sucker 174 



Pharyngeal teeth of Oregon Sucker, Catostomus macrocheilus 175 



Xyrauchen cypho, Razor-back Sucker 1 175 



Felichthys felis, Gaff-topsail Cat 179 



Galeichthys milberti, Sea Catfish 179 



Ictalurus punctatus, Channel Catfish 180 



Ameiurus nebulosus, Horned Pout 181 



Schilbeodes furiosus, Mad-tom. Showing the poisoned pectoral spine 182 



Torpedo electricus, Electric Catfish 183 



Chlarias breviceps, African Catfish 185 



Loricaria aurea, Mailed Catfish from Venezuela 186 



Gnathonemus curuiroslris 189 



Esox lucius, Pike 191 



Esox masquinongy, Muskallunge 192 



Umbra pygmcea, Mud-minnow 193 



Anableps dovii, Four-eyed Fish 195 



Cyprinodon variegatus, Round Minnow 196 



Jordanella florida, Everglade Minnow 197 



Fundulis majalis, Mayfish (male) 198 



Fundulis majalis, Mayfish (female) 198 



Zygonectes notatus, Top-minnow 198 



Empetrichthys merriami, Death Valley Fish 199 



Xiphophorus helleri, Sword-tail Minnow (male) 199 



Goodea luitpoldi, a Viviparous Fish 200 



Chologaster cornutus, Dismal Swamp Fish 201 



Typhlichthys subterraneus, Blind Cave-fish 202 



Amblyopsis spekzus, Blindfish of the Mammoth Cave 203 



Dallia pectoralis, Alaska Blackfish 206 



Tylosurus acus, Needle-fish 210 



Scombresox saurus, Saury 212 



