240 FISHES. 



no black dorsal spot; no distinct blue cheek stripes, but 

 sides of head shaded with purplish; body rather elon- 

 gate; head somewhat acute; opercular spot small; depth 

 2.} in length; head nearly 3; lat. 1. 42; L. 3 to 4. Ohio 

 Valley. A small species and one of the handsomest; 

 extremely hardy in aquaria, and perhaps the most vora- 

 cious of the Sun Fishes. (X. nephelus^ Cope.) 



2. L. bombifrons, (Ag.) Jor. Round-Faced Sun Fish. 

 Light brown; fins pale, unspotted; belly and sides dotted 

 with golden orange; head much broader, deeper and 

 shorter than in any other species; the profile being ex,- 

 ceedingly prominent^ the forehead strongly arched, and 

 the greatest depth immediately over the opercle; flap 

 very short and small ^ soft rays of dorsal much highei- 

 than spines; depth 2^ in length, head nearly 3. Ten- 

 nessee R. ; rare. (May be a JCenotis.) 



3. L. anagallinus, Cope. Red - Spotted Sux Fish. 

 Dusky bluish, with greenish mottlings; sides with many 

 distinct^ rather large^ salmon -red spots y' belly bright 

 salmon-red; opercular flap rather large^ with a very icide 

 red margin^ which entirely surrounds the black', some- 

 times a black dorsal sjDot; spines rather high; depth 2^ 

 in length; scales large; lat. 1. 33 to 36. Arkansas to 

 Tenn. and Kas.; a small, highly colored species. 



4. L. oculatus, Cope. Coloration reddish, unspotted; 

 body short and deep; head short; caudal peduncle and 

 fin one-third length (more than one-third in L. anagal- 

 linus^) opercular flap large, with a round black spot as 

 large as eye, surrounded by a broad white margin. Min- 

 nesota. 



5. L. auritus, (L.) Raf. Long - Eared Pond Fish. 

 Red-Tailed Bream. Sun Perch. Dusky olive; belly 

 and vertical fins largely red; sides of body largely blue, 



