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. (L. 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 higher 

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

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



3. L. anagallinus, Cope. RED -SPOTTED SUN FISH. 

 Dusky bluish, with greenish mottlings; sides with many 

 distinct, rather large, salmon -red spots; belly bright 

 salmon-red; opercular flap rather large, with a very wide 

 red margin, which entirely surrounds the black; some- 

 times a black dorsal spot; 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, 



