132 TELEOSTEI: A.CANTHOPTERL — XX. 



with small round scarlet spots : two orange blotches at base of C. ; 

 a Mack humeral spot. Dorsals barred with dusky and orange; A. 

 similar, inure orange: C. barred, its margin black. Head 3£ ; 

 depth 4f. D. IX to XII-12 to 14. A. II. 7. Scales 8-60 to 

 70-X. Vert. 36. L. -\\. < >zark region and S., abundant. (To 

 Lieut. A. \Y. Whipple. U. S. A.) 



ff. Gill membranes little if at all connected. 



i. Lateral line nearly straight, not arched above P. (Oligocephalus 1 

 Girard.) 

 j. Humeral region with a small, black, scale-like process. 

 jfc. Cheeks, opercles, and nape naked, or very nearly so. 



I. Scales small, 03 to 73 in a longitudinal series; mouth large, 



terminal. 



357. E. sagitta (Jordan & Swain). Body slender, with long 

 tail; head long, very slender, the snout sharp; mouth very large, 

 oblique; maxillary reaching front of pupil, 3| in head; jaws sub- 

 equal ; fins high. Green, with faint olive cross-bars ; a dark spot 

 at base of C. ; sides with orange spots; fins with orange shades. 

 Head 31; depth 4-f. D- X-13. A. I, 10. Lat. 1. 68 (48 tubes). 

 L. 2Jf. Cumberland B., Ky. (Lat., arrow.) 



358. E. punctulatum (Agassiz). Body slender, the snout sharp, 

 the mouth vertical; eye large; fins rather low. Dark slaty green, 

 with faint dark bars ; belly orange red ; body and fins profusely 

 dusted with black specks. 1st D. with black band: other fins with 

 wavy bars of dark specks. Head 3\ , depth 5|. D. X or XI - 14. 

 A. II, 8 or 9. Lat. 1. 63 to 73 ; pores 50. L. 2. Ozark region, 

 S. Mo. (Lat.. dotted.) 



II. Scales rather large, about 53 in lat. 1. 



359. E. virgatum (Jordan). Form and appearance of E. fla- 

 bellare ; head long-pointed; jaws subequal; maxillary reaching 

 pupil; preopercle crenulate. Greenish, each scale with a dusky 

 spot, these forming lengthwise stripes : sides with faint bars. D. 

 and C. barred. Head 3| ; depth 5. D. IX- 10. A. II, 8. L. 2\. 

 Bock Castle R.. Ivy. (Lat., striped.) 



Ick. ''heeks. opercles, and nape scaly. 



360. E. boreale (Jordan). Body rather elongate, the head 

 heavy, the snout bluntly decurved ; mouth small, horizontal, the 

 lower jaw included : humeral scale small ; lateral line very short ; 

 dorsals short and small. Gray (in spirits) with 11 or 12 very 

 distinct (blue?) cross-bands, each alternate one meeting its fellow 

 below; 1st I>. with a median dark band; 2d D. barred: 9 paler. 

 Head 3f ; depth 5f. D. VIII - 9. A. II, 7. Scales 4-53-10. L. 2£. 

 Montreal. 



jj. Humeral region without black scale-like process. 

 1 oAtyos, small; Ke<j>a\ij, head. 



