XVI Systematic Arrangement. 



CLASS PISCES Continued. Page. 



SUBCLASS TELEOSTOMI-Continued. 

 ORDER PLECTOSPONDYLI Continued. 

 SUBORDER EVENTOGNATHI Continued. 

 Family Cyprlnidce Continued. 



Genus Orthodon, Girard 206 



microlepidotus (Ayres) 207 



Genus Oxy geneum, Forbes 207 



pulverulentum, Forbes 207 



Genus Acrocheilus, Agassiz 207 



alutaceus, Agassiz & Pickering ^ 208 



Genus Lavinia, Gii-ard 208 



exilicauda, Baird &. Girard 209 



Genus Chrosomus, Rafinesque 209 



ery throgaster, Rafinesque 209 



eos (Cope) 210 



dakotensis, Evermann & Cox 210 



oreas, Cope. 211 



Genus Algansea, Girard 211 



tincella (Cuvier & Valenciennes) 211 



lacustris, Steindachner : 3140 



tarascorum, Steindachner 2796 



dugesi, Bean 211 



sallsei (Giinther) 212 



Genus Hybognatbus, Agassiz 212 



Subgenus Hybognathus 213 



nucbalis, Agassiz 213 



argyritis, Girard 214 



hayi, Jordan 214 



Subgenus Dionda, Girard 214 



serena (Girard) 214 



episcopa (Girard) : 214 



nubila (Forbes) 215 



amara (Girard) 215 



melauops (Girard) 216 



plumbea (Girard) 216 



Genus Pimephales, Rafinesque .. 216 



promelas, Eafinesque 217 



maculosus (Girard) 217 



confertus (Girard) 217 



notatus (Rafinesque) 218 



Genus Mylopbarodon, Ayres 218 



conocepbalus (Baird <fe Girard) 219 



Genus Mylocheilus, Agassiz . . 219 



caurinus (Ricbardson) 219 



Genus Stypodon, Garman 220 



signifer, Garman. 220 



Genus Semotilus, Rafinesque 220 



Subgenus Leucosomus ? Heckel 221 



corporalis (Mitcbill) 221 



Subgenus Semotilus 222 



atromaculatus (Mitchell) 222 



thoreauianus (Jordan) 223 



Genus Pogonicbthys, Girard 223 



macrolepidotus (Ayres) 223 



Genus Ptycbocheilus, Agassiz 224 



oregonensis (Richardson) 224 



grandis (Ayres) 225; 2796 



lucius, Girard 225 



