CONTENTS Vll 



PAGE 



E. buccata Cope. Silver-mouthed Minnow 156 



Genus Phenacobius Cope 158 



P. mirabilis (Girard). Sucker-mouthed Minnow 158 



Genus Rhinichthys Agassiz 160 



R. cataractae (Cuvier & Valenciennes). Long-nosed Dace 160 



R. atronasus (Mitchill). Black-nosed Dace 162 



Genus Hybopsis Agassiz 163 



H. hyostomus (Gilbert) 163 



H. dissimilis (Kirtland). Spotted Shiner 164 



H. amblops (Rafinesque). Big-eyed Chub 165 



H. storerianus (Kirtland). Storer's Chub 166 



H. kentuckiensis (Rafinesque). River Chub 167 



Genus Platygobio Gill 170 



P. gracilis (Richardson). Flat-headed Chub 170 



Order Nematognathi 172 



Family Siluridae. Catfishes 172 



Genus Ictalurus Rafinesque 177 



I. furcatus (Le Sueur). Blue Cat 178 



I. anguilla Evermann & Kendall 179 



I. punctatus (Rafinesque). Channel-cat 180 



Genus Ameiurus Rafinesque 183 



A. lacustris (Walbaum). Catfish of the Lakes 184 



A. natalis (Le Sueur). Yellow Bidlhead 185 



A. nebulosus (Le Sueur). Common Bullhead 187 



A. melas (Rafinesque). Black Bullhead 190 



Genus Leptops Rafinesque 193 



L. olivaris (Rafinesque). Mud-cat 193 



Genus Noturus (Rafinesque) 194 



N. flavus Rafinesque. Stonecat 194 



Genus Schilbeodes Bleeker 196 



S. gyrinus (Mitchill). Tadpole Cat 197 



S. nocturnus (Jordan & Gilbert). Freckled Stonecat. ... 198 



S. exilis (Nelson). Slender Stonecat 199 



S. miurus (Jordan). Brindled Stonecat 200 



Order Haplomi 202 



Family Umbridae. Mudfishes 202 



Genus Umbra (Kramer) Muller 203 



U. limi (Kirtland). Mud-minnow 203 



Family Esocidae. Pikes 205 



Genus Esox (Artedi) Linnaeus 205 



E. vermiculatus Le Sueur. Little Pickerel 206 



E. lucius Linnaeus. Common Pike 207 



E. masquinongy Mitchill. Mitskallunge 209 



Family Poeciliidae. Killifishes 210 



Genus Fundulus Lacepede 211 



F. diaphanus menona (Jordan & Copeland). Menona Top- 

 miunow 211 



F. dispar (Agassiz) 212 



F. notatus (Rafinesque). Top-minnow 213 



Genus Gambusia Poey 215 



