374 



Fishes of Upper Georgia. 



apparently slender and closely connected to the first short ray. In front 

 of this a short stub beneath the skin. 



Barbels long, longer than head. 



Color pale, nearly uniform, D., I, 8. P., I, 7+. A., 15. Length about 

 a foot. 



No detailed specific description of *P. olivaris has ever 

 been published. The following characters are shown by two 

 specimens from the French Broad, respectively 10 and 14 

 inches in length. 



Body very long, slender, much depressed forwards, closely compressed 

 behind. Head very long and flat, tapering downwards and forwards, 

 broadly rounded in front. Eye small ; barbel shorter than head. 



Dorsal spine small, moderately stout, enveloped in skin, about half the 

 height of the fin. A concealed ventral spine, about £ the height of the 

 flu. 



Pectoral spine very strong, f the height of the fin, flattened, serrated 

 behind, somewhat enveloped in the skin at base. Adipose fin high and 

 long. Dorsal spine nearer snout than tip of adipose fin. 



Caudal fin slightly emarginate. Jaws thin and flat; the lower consider- 

 ably longer; the width of the mouth half the length of head. Jaws with 

 a very broad band of slender pointed teeth, that of the upper jaw with a 

 strong backward "process. Lateral line very distinct. 



Color mottled brown and yellowish above, chiefly yellowish white be- 

 low ; fins blackish, mottled. 



Pin rays, D., I, 7. A., 13. V., I, 8. P., I, 10. 



MEASUEEMENTS. 



Length, in inches . . . . 

 Head in length . . . . 

 Depth in length . . . . 

 Eye in head ....*. 



Eye in snout 



Depth of head in its length 

 Interorbital width in head . 

 Dorsal spine in head . . . 

 Dorsal rays in head . . . 

 Pectorals in head . . . . 

 Pectoral spine in head . . 

 Ventrals in head .... 

 Ventral spine in head . . 

 Base of* anal in head . . . 



no. 1. 



*In Gill's Report on Ichthyology, Capt. Simpson's Exploration, lately published, Is 

 a full account of this species with its synonymy. Raflnesque's generic name Pylodictia 

 (properly Pelodichthys) has a year's priority over Hopladelus, 



