704 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



cles, usually nearly sraootli. Dorsals not very Ligli; dorsal spines 

 slender; pectorals reaching anal; ventrals moderate, I, 3. A minute 

 pore usually present behind last gill. Lateral line comi^lete. Head 

 2i; depth 4 J. D. X-I, 13; A. 11. L. 24 inches. P.uget Sound to 

 Alaska; very abundant; one of the largest sculpins. 

 (Pallas, Zoogr. Ross.-Asiat. 1811, iii, 133; Guutber, ii, 166.) 



!©'S"S'. C. lalbradoriciBS (Grd.) Gthr. 



Nasal si)iues small; a rough j)rominence above orbit, and two similar 

 ones on occiput; a slight depression on crown ; four preopercular spines, 

 the upper about f length of eye, equal to interorbital width; eye as 

 long as snout, 5 in head, half length of maxillary, which extends to the 

 vertical from its hinder margin. Dorsal spines slender, the longest | 

 length of maxillary; pectorals reaching a little beyond anal; ventrals 

 not to vent; skin above lateral line with a few spinous tubercles; a 

 small slit behind fourth gill. D. X-14; A. 14; V. I, 3; P. 17; C. 11; 

 B. 6. {Bean.) Labrador and Hudson's Bay. 



{Acanthocottus Inbradorkiis Grd. Bost. Journ. Nat. Hist, vi, 18i:0, 247, pi. ; Giinther, ii, 

 1G3; Beau, Pioc. U. S. Nat. Mus. iv, l&Hl, 128.) 



10'D'§. C tse!?:33oi>teraas* Kner. 



Color of C. groenlandicus, but darker, with dark bars; gill-membranes 

 and hinder part of belly dark ; dark regions, with very bright white 

 specks of difi'ereut sizes; first dorsal partly black, partly transparent; 

 second dorsal crossed by 3 oblique dark bands; anal by 4, in contrary 

 directions; caudal with 3 dark bars; pectoral with 4 or 5 dark bars, 

 much narrower than the interspaces; ventrals with black and white 

 spots. Lower jaw jn^ojecting. Eye 5 in head, as long as snout; supra- 

 ocular ridge slightly elevated, continued backward as a low bony ridge, 

 without spines; a quadrangular depression between these ridges; crown 

 and occiput with naked warty skin; preopercle with 4 spines, the up- 

 liermost straight, as long as eye; highest dorsal spine half length of 

 head; soft dorsal twice as high; pectorals reaching anal; ventrals to 

 vent. Sides often with irregular rough bony tubercles; a moderate slit 

 behind last gill; gill-meinbr<ines partly free from isthmus. D. YIII- 

 13; A. 12; Lat. 1. 40. {Kner.) Alaska to Northern China.. 



(Cottus twniojyterus Kuer. Sitzuugsber. Kais. Acad. Wiss. Wieu, 1868,310; Bean, Proc. 

 U. S. Nat. Mus. 1881,248.) 



10T9, C qnadrncori:is* L. 

 Olivaceous, somewhat variegated; the fins faintly spotted. Body 



* Oncocoitiis Gill, Proc. Acad: Nat. Soi. Phila. 1862, 13: type Coitus quadricornis Gill. 

 {oyxoi, hook; Hoczoi, Oottus.) 



