APPENDIX. 479 



Rosy Minnow. Minnilus amcenus. 



This species was discovered and described by me in 1873. (See 

 "American Naturalist," vol. viii, p. 334.) 



Rosy Dace. Squalius funduloides. 



Roach. Notemigonus chrysoleucus. 



Minnie. Hemitremia lifrenata. 



Chub. Semotilus corporalis. 



Chub. Semotilus fiuttaris. 



Long-nosed Dace. Rhinichthys nasutus. 



Black-nosed Dace. Ehinichthys atronasus. 



Sucker. Myxostoma macrolepidota. 

 Mullet. Chub-Sucker. Erimyzon sucetta. 

 Mud-Sucker. Hypenteliwn nigricans. 

 River-Sucker. Catostomus communis. 

 River-Sucker. Carpiodes cyprinus. 



Catfish. Ichthcelurus punctatus. 

 Catfish. Amiurus catus. 

 Stone-Cat. Noturus gyrinus. 



Eel. Anguilla rostrata. 

 Gar. Lepidosteus osseus. 

 Sturgeon. Acipenser sturio. 

 Sturgeon. Acipenser brevirostris. 

 Lamprey. Petromyzon marinus. 



There are other species of fresh-water fishes, than those 

 enumerated, in the valley of the Delaware River ; some of 

 which are confined to the mountainous regions, north of the 

 county boundaries ; others do not wander so far inland 

 from the sea-coast as Mercer County, except on rare occa- 

 sions. 



