260 PERCID^. 



4. Bryttus floridensis. 



CalHiu'us floridensis, Ilolbr. Journ. Acad. Nat. Sc. Philad. 1855, p. 53. 

 pi. 6. f. 1. 



The height of the body is 2| in the total length, the length of the 

 head 3|. The upper maxillary reaches to the middle of the orbit. 

 CaudaUs subtruncated, with rounded angles. Opercular appendage 

 vei-y short. Dusky above, with black spots along the sides ; anal 

 and caudal fins duslcy ; dorsal with a reddish-brown spot at its pos- 

 terior inferior margin. (Holbr.) 



St. John's River (Florida). 



This species is said to have the tongue armed with a patch of 

 asperities. 



5. Bryttus melanops. 

 Calliurus melanops, Girard, U. S. Pacif. R. R. Exp. Fishes, p. 11. pi. 3. 



10 • 9 



The height of the body equals the length of the head, and is about 

 one-tliird of the total. The upper maxillary reaches to the vertical 

 from the posterior margin of the orbit. Reddish, with a blackish 

 spot at the centre of each scale. (Gir.) 



Fresh waters of Texas. 



C>. Bryttus mtirinus. 



Calliurus murinus, Girard, U. S. Pacif. R. R. Exped. Fishes, p. 18. 

 pi. 7. f. 1-4. 



12 10 



The height of the body equals nearly the length of the head, and 

 is one-third of the total. The upper maxillary does not reach to 

 the vertical from the centre of the eye. Dark blackish brown ; the 

 dorsal with a black patch behind. (Gir.) 



Fresh waters of Texas. 



7. Bryttus fasciatus. 



Holhr. Journ. Acad. Nat. Sc. Philad. 1855, p. 51. pi. 5. f. 3. 



The height of the body is 2| in the total length ; the length of 

 the head 3|. Caudalis rounded. Olive-brown, with dusky vertical 

 bars ; below yellowish, with numerous crimson spots. {Holbr.) 



St. John's River (Florida). 



8. Brjrttus gloriosus. 



Holhrook, I. c. p. 52. pi. 5. f. 4. 



11 10 



The height of the body is 2| in the total length, tlic length of the 



