194G Bulletin 47, United States National Mnsctim. 



f the longest soft ray ; last spine higher than the first and about % the 

 longest, the least height of the meml>rane joining last spine to first soft 

 ray exceeding length of snout; longest ray of soft dorsal slightly more 

 than \ head ; all the rays of dorsal and anal fins simple, unbranched ; 

 caudal long and narrow, nearly truncate when spread, f length of head; 

 9 caudal rays are branched at tip for about \ length of rays. The pectoral 

 reaches the vertical from fourth ray of soft dorsal, the upper ray simple, 

 the next 6 or 7 forked, the remaining rays being thickened with incised 

 membranes ; ventrals with 1 spine and 4 rays, not reaching vent, If in head. 

 Lateral line conspicuous anteriorly, running high, interrupted under 

 eleventh or twelfth ray of soft dorsal, a mere trace visible thence to base 

 of caudal. Sides of body thickly covered with coarse prickles, the head, 

 the breast, belly, and a narrow strip along base of anal fin naked. Color 

 light brownish, faintly vermiculated with darker, wifh traces of 5 irregu- 

 lar cross bars from back, and a narrow distinct bar at base of caudal ; 

 pectorals, dorsal, and caudal cross-barred. Characterized by the long 

 slender 1)ody entirely covered with coarse prickles, the short spinous 

 dorsal very liroadly united to the very long soft dorsal, the long anal fin, 

 the incomplete lateral line, the very large pores on head, the branched 

 pectoral rays, and the absence of any distinctly projecting preopercular 

 spine. One specimen, 2\ inches long, from Lost Eiver, near Klamath 

 Falls, Oregon. (Named for Barton Warren Evermann.) 



Oottus everrnanni, Gilbert, Ball. TJ. S. Tish Comm. 3897, 11, with figure. Lost River, 

 Lostine, Oregon. (Type, No. 48228. Coll. Gilbert, Cramer, and Otaki.) 



2317. COTTUS RHOTHEUS, Eosa Smith. 



Head 2^,; depth 4^. D. VII or VIII-16 or 17; A. 11 or 12; lateral line 

 32 to 31; eye oi in head; maxillary 2^; pectoral 1^; caudal If. Body 

 rather deep at shoulders, tapering into a slender caudal peduncle; head 

 pointed, somewhat wedge-shaped; mouth large, horizontal, at lower pro- 

 file of head; maxillary reaching to posterior margin of pupil; palatine 

 band of teeth very broad and long; iuterorbital concave, about as wide 

 as eye, preopercle spine sharp, with 2 smaller ones below it. Pectorals 

 reaching to front of anal; ventrals not reaching vent; dorsals scarcely 

 connected ; lateral line complete. Skin of head smooth, that of back and 

 sides usually rough, with short coarse prickles, shorter and stiifer than in 

 Coitus mper. Color dark gray, spotted and mottled with blackish; all 

 fins, except ventrals, mottled with blackish; belly white in the smaller 

 specimens, dusky, with small black points, in the larger ones. Columbia 

 River Basin, generally common ; a well marked species. Here described 

 from specimens from Hangman Creek, Tekoa, Washington, from 3 to 4 

 inches in length. 



Concerning this species Gilbert «fe Evermann remark: "This strongly 

 marked species is abundant in the Spokane region, and was taken at the 

 following stations : Little Spokane River at Dart's Mill near Spokane, and 

 at Chattaroy, Washington; Columbia River at Colville, Washington; 

 Cceur d'Alene Lake near Creur d'Alenc, Idaho; Clearwater Eiver near 



