FISHES OF MINNESOTA 81 



ORDER HAPLOMl. 



Family UMBRID^K. The Mud Minnows. 



Genns Umbra (Kiaraer) Miiller. 

 U. limi (Kirtland). 

 Family LUCIIDiE. The Pikes. 



Genus Lucius Rafinesque. 



L(. lucillS (LinujEUs). 



Li. niasqiiinongy (Mitchill). 



Family Pa^:CILIID.E. The Killifishes. 



Genus Fuudulus LactSpdde. 



F. diaplianus (Le Sueur). 



ORDER HEMIBRANCHII. 



Family GASTEKOSTEIDiE. The Sticklebacks. 



Genus Eucalia Jordan. 



E. inconstans (Kirtland). 



E. inconstans pygnisea (Agassiz). 



Genus Pygosteus Brevoort. 



P. pungitius (Linnteus). 



ORDER ACANTHOPTERI. 



Family PERCOPSID.qE, The Sand Rollers. 



Genus Percopsis Agassiz. 



P. guttatus Agassiz. 



Family APHKEDODERID.^. The Pirate Perches. 



Genus Aphredoderus Le Sueur. 



A. sayaniis (Gilliams). 



Family ATHERINID^. The Silversides. 



Genus Labidestlies Cope. 



Li. sicculus (Cope). 



Family CENTRARCHID.^. The Sunfishes. 



Genus Ponioxis Rafinesque. 



P. annularis Rafines(iue. 

 P. sparoides (Lacdpede). 



