Dorsal fin with 22 long rays, whereof 11 are spiny, a depres- 

 sion between the two sorts of rays. Anal fin broad and round- 

 ed. Tail 20 rays. Thoracic one and five. Pectoral 15. Di- 

 ameter of the body nearly one fourth of total length. 



7th Species. Blue Sunfish. Icthdia eyonetla. Icthele bleu- 

 atre. 



Body elliptic, elongate, diameter one fifth, olivaceous gilt, 

 crowded with irregular blue t'otts; brownish abo ye: head elon- 

 gate, lower jaw longer, cheeks with blue fiexuose lines; spot ob- 

 long blackish, nearly marginal: tail rounded, notched: anal fin 

 *errbroad with 12 rays, whereof three are short spiny: pectoral 

 fins very short. 



A small species hardly three inches, called Blue-fish or Sun- 

 fish. I found it on the Ohio at the falls. Appearing entirely 

 blue at a ^stance. Head brown above. Iris gilt. Opercule curv- 

 ed. Tail olive blue, with 24 rays. Dorsal fin brownish with 20 

 rays, whereof 10 are spiny, hardly any middle depression. Pec- 

 toral small trapezoidal, 1 2 rays. Thoracic one and five. 



8th Species. Blackeye Sunfish. Icthelis melanofi* Icth- 

 ele aeuil-noir. 



Body oblong, diameter one. fourth, olivaceous covered with 

 blue dotts, neck hrown above, head large, mouth rather large, 

 upper jaw longer; opercule with blue curved and longitudinal 

 hues beneath: spot rounded black at its base: fins olivaceous, 

 taxi biloheds anal fin with throe and nine rays: pectoral fins 

 large oboval. 



Length from two to six inches: common in the tributary 

 creams of the Ohio, the Kentucky, Licking, Miami, Sec. and 



rT^f r^ 8 ' VU,gar nameS ' BUie - fish > B'ack-eves, 

 Sun-fisVBlue-bass, &< . It has black eycg ^ ^ J£ 



spectes; but the iris is black also, with a silvery hue or ring. 

 Dorsal fin wxth ten and ten rays, the spiny ones very short. Cau- 

 dal 20. Pectoral 16. Thoracic one and five, as usual; but th. 

 *piny ray is very short, as are also those of the anal fin. 

 2d Subgenus. Pomotis. 

 Opercule with a membranaceous appendage, often like an 

 %uncule and spotted. Meaning eared gills. 



