112 VERTEBRATE ANIMALS OF THE UNITED STATES 



13. Xenotes Jordan. Like Lepomis, but without palatine teeth; 

 gill-rakers rudimentary; pectoral tins rounded: 2 species. 



A', megalotis (Raf.). Long-eared sunfish. Length 200 mm.; head 

 (without flap) 3; depth 1.6 to 2.5; color blue above, orange below; sides 

 with orange spots; head with blue stripes and reticulations; opercular 

 flap very long and broad; rays of dorsal fin X, 10 to 12; anal III, 

 8 to 10; scales 5-36 to 45-14: Great Lakes to Texas and Florida; west- 

 ward to Minnesota; eastward to North Carolina; common. 



14. Allotis Hubbs. Like Lepomis, but without palatine teeth and 

 with enlarged sensory cavities in the cranial and facial bones: i species. 



A. humilis (Girard). Spotted sunfish. Length 75 mm.; head 

 2.75; depth 2.25; color bluish with greenish specks posteriorly; opercle 



a b 



Fig. 53. — ^Lower left pharyngeal of Eupomotis gibbosus: a, upper aspect; b, lateral aspect 



{from Fishes of Illinois). 



with 4 red bands; sides with many rounds orange spots; belly pink; 

 eye red; rays of dorsal fin X, 10 or 11; anal III, 8 or 9; scales 5-34 to 

 42-11: Ohio and Kentucky to Dakota; southward to Texas; locally 

 common. 



15. Helioperca Jordan. Like Lepomis, but without palatine teeth; 

 gill-rakers long; pectoral fins pointed: 2 species. 



H. macrochira (Raf.). Length 125 mm.; head 3; depth 2.3; color 

 blue with many orange spots which cover nearly the entire surface, 

 so arranged that the ground color forms a series of vertical bars; no 

 blue stripes on the cheek; rays of dorsal fin X, 12; anal III, 10; scales 

 44: Ohio Valley and southwestward to Arkansas; rare. 



H. incisor (Cuvier and Valenciennes) Bluegill. Length 300 mm.; 

 head 3; depth 2; color olive green; belly yellow or brown; sides with 

 greenish cross bars; no blue stripes on the cheeks or red on the fins; a 

 black on the base of the last rays of the dorsal fin; rays of dorsal fin X, 

 II or 12; anal III, 10 to 12; scales 7-43 to 52-16: Great Lakes and 

 Minnesota to Florida and the Rio Grande; east of the Alleghenies 

 from New Jersey southward; very common in quiet streams and ponds. 



16. Eupomotis Gill & Jordan. Sunfish. Very similar to Le/>owt5, 

 but with lower pharyngeal bones (Fig. 53) broad and concave and with 

 blunt teeth; no supplementary maxillary: 3 species. 



