PLATE 47. " 
Fic. 27—Amiurus natalis cupreus (Raf.) Jor. 
White It., Ind. Reduced one-third. 
Dentition upper jaw. 
Dentition lower jaw 
FIG. 28— Dentition of Amiurus natalis cupreus. 
Fic. 29—Amiurus natalis antomensis (Grd.) Jor. 
Etowah M., Ga. 
rl 1 . . . . 
Tic. 30—Aminurus natalis antoniensis (Grd.) Jor. 
Etowah River, Georgia, 
