328 Fishes of JJpjier Georgia. 



Semotilus speciosus Girard, Proc. Phil. Ac. Sc, 1856, 204; Pac. R. R. 



Surv., 1858, 283. 

 Semotilus hammondi Abbott, Proc. Phil. Ac. Sc, 1860, 474. 



b. var.? pallidus. 



Leucosomus pallidus Girard, Proc. Phil. Ac. Sc., 1856, 190; Pac. R. R. 

 Surv., 251. 

 Semotilus pallidus Cope, Cyp. Penn., 363. 

 Semotihis corporalis var. pallidus Jordan, Man. Vert., 1876, 279. 



This familiar species is abundant in the basin of the Eto- 

 wah and Oostanaula. As elsewhere, it prefers clear waters, 

 and it is most abundant in small brooks. It is known as 

 Creek Chub or Roach. 



NOCOMIS. 



>Nocomis Girard, Proc. Phil. Ac. Sci., 1856, 190. (Type N. nebras- 

 censis Grd.) 



> Ceratichthys "Baird, 1853." Girard, Proc. Phil. Ac. Sc, 1856, 

 212. (Type Semotilus biguttatus Kirtland.) 



>Hybopsis Girard, 1. c 211 (not of Agassiz, 1854). 



>Erinemus Jordan, Man. Vert., 279, 1876 (subgenus). (Type C. 

 hyalinus Cope.) 



19. NOCOMIS AMBLOPS. 



a. var. amblops. 



Butihis amblops Rafinesque, Ich. Oh., 1820, 51. 



? Ceratichthys amblops Girard, Proc. Phil. Ac. Sc, 1856, 213. Cope, 

 MSS., 1870. 



b. var. winchelli. 



? Gobio vernalis Girard, Proc. Phil. Ac. Sci., 1856, 188; Pac. R. R. Surv., 



1858, 249. 

 Hybopsis uinchelli Girard, Proc. Phil. Ac. Sc, 1856, 211; Pac. R. R. Surv., 



1858, 255. 

 Ceratichthys hyalinus Cope, Jour. Ac Sc. Phil., 1869, 236. Giinther, Cat. 



Fishes, VII, 179. Jordan, Ind. Geol. Surv., 1874, 223; Man. 



Vert., 279. 



c. var. rubrifrons. 



Kocomis amblops var. rubrifrons Jordan, MSS. (Ocmulgee R.) 



I adopt Rafinesque's name amblops, for this abundant and 

 widely diffused species, for the following reasons : 



