134 TELEOSTEI : ACANTHOPTEEI. — XX. 



pale olive, with 7 dark cross-bars on back ; sides with 9 dark green- 

 ish blotches, between which are orange-yellow cross-bars ; small 

 black spots at base of C. ; spinous D. with a median orange band, 

 and a dark blotch behind ; 2d D. and C. barred. Head 3| ; depth 

 4|. D. IX orX-13. A. II, 7. Scales 6-49 to 55-11. L. 2. 

 Stone R., Tenn. (Lat., luteus, yellow; umctas, banded.) 



ii. Lateral line forming a slight curve above P. ; body fusiform ; dor- 

 sals separate, subequal. (Boleichthys Girard.) 

 n. Cheeks scaly. 



366. R fusiforme (Girard). Body slender, terete ; snout short, 

 bluntish; mouth small, obUque; maxillary reaching beyond front 

 of eye; eye large, longer than snout; C. rounded; A. spines small. 

 Olivaceous, mottled with brownish ; back with 1 2 green cross-shades ; 

 sides with similar shades, sometimes with red spots ; I st D. black 

 below, with reddish spots above. Head 3| ; depth 6. D. IX or 

 X-10. A. II, 6. Lat. 1. 50 (10 to 20 pores). Vert. 16 -)- 20 = 36. 

 L. 2. Mass. to S. C, Ind., Ark. and Texas, in lowland streams 

 and mud-holes, variable. Southeastward occurs a form or variety, 

 barratti Holbrook, similar but without red or blue. (Juat., spindle- 

 shaped.) 



367. E. eos (Jordan & Copeland). Body elongate, slender, the 

 tail very long ; head long, the snout decurved ; mouth small, httle 

 oblique, the lower jaw slightly included. Dark olive, with darker 

 markings; about 12 dark-blue cross-bars on back, with as many 

 short dull-blue bars between them on sides; interspaces more or 

 less marked with red ; lower parts with irregular dark specks and 

 short lines ; 2d D., C. and P. barred ; 1st D. with blue and red. 

 Head 4; depth 5J. D. IX- 11. A. 11, 7. Lat. 1. 58; about 25 

 pores. L. 2^. Ind. to Minn. ; abundant. (Probably a variety of 

 the preceding.) (^as, sunrise.) 



ee. Lateral line wholly wanting. (Microperca Putnam.) 



368. E. microperca Jordan & Gilbert. Least Darter. Body 

 rather short and deep, compressed ; snout somewhat decurved ; 

 cheeks naked ; opercles scaly ; nape and breast naked ; fins small ; 

 anal spines strong. Olivaceous much speckled, and with zigzag 

 markings ; 2d D. and 0. barred ; a dark humeral spot. Head 3|- ; 

 depth 4^. D. VI or VII- 10. A. H, 6. Lat. 1. 34. Vert. 14 + 16 

 r= 30. L. 1 to 1-^. Smallest of the darters, and one of the small- 

 est of fishes ; common from N. Ind. to Minn. {Microperca pxmctu- 

 lata Putnam.) {funpos, small ; Trepxij, perch.) 



159. PERCA (Artedi) Linnseus. (Latin name from jrepKij, origi- 

 nally from nepKos, dusky.) 



369. P. flavescens (Mitchill). Yellow Perch. Kinged 

 Perch. Body oblong, somewhat compressed, the back elevated ; 

 cheeks scaly ; opercles mostly naked, striate ; premaxUlaries pro- 



