134 TELEOSTEI : ACANTHOPTERI. — 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 33; depth 
438, D. IX or X-13. A. II, 7. Seales 6-49 to 55-11. L. 2. 
Stone R., Tenn. (Lat., luteus, yellow; vinctus, banded.) 
ii. Lateral line forming a slight curve above P.; body fusiform; dor- 
sals separate, subequal. (Boleichthys Girard.) 
nm. Cheeks scaly. 
366. E. fusiforme (Girard). Body slender, terete; snout short, 
bluntish; mouth small, oblique; maxillary reaching beyond front 
of eye; eye large, longer than snout; C. rounded; A. spines small. 
Olivaceous, mottled with brownish ; back with 12 green cross-shades ; 
sides with similar shades, sometimes with red spots; Ist D. black 
below, with reddish spots above. Head 32; 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. (Lat., spindle- 
shaped. ) 
367. E. eos (Jordan & Copeland). Body elongate, slender, the 
tail very long; head long, the snout decurved; mouth small, little 
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 54. D. IX-11. A. TI, 7. Lat. 1. 58; about 25 
pores. L. 24. Ind. to Minn.; abundant. (Probably a variety of 
the preceding.) (js, sunrise.) 
ee. Lateral line wholly wanting. (Microperca Putnam.) 
368. BE. microperca Jordan & Gilbert. LEAst DArRTER. 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 C. barred; a dark humeral spot. Head 33; 
depth 44. D. VI or VIT-10. A. II, 6. Lat. 1. 34. Vert. 14 + 16 
=30. L.1to1}. Smallest of the darters, and one of the small- 
est of fishes; common from N. Ind. to Minn. (Microperca punctu- 
lata Putnam.) (puxpds, small; mépxn, perch.) 
159. PERCA (Artedi) Linneus. (Latin name from zépxn, origi- 
nally from zépkos, dusky.) 
369. P. flavescens (Mitchill). YeLrrow Prercn. RInGEepD 
Prercu. Body oblong, somewhat compressed, the back elevated ; 
cheeks scaly; opercles mostly naked, striate; premaxillaries pro- 
