107. COTTID^ — COTTUS. 
705 
rather slender. Head long, tapering forward; month large, the max- 
illary reaching to below posterior margin of eye; eye moderate, 4 in 
head; bones of head below eye cavernous, as in TrigJopsis thompson^ 
bat less so; preopercle with 2 long, diverging spines, the upper and 
longer not quite reaching opercular margin; opercular and scapular 
spines quite short; a rugose spine, sometimes broader and expanded at 
tip like a cock’s comb, above each eye posteriorly, and a similar one on 
each side of occiput. Males with irregular series of round, rough, wart- 
like scales above the lateral line; these wanting in the female; lateral 
line chain-like, with small imbedded plates; head naked. Frst dorsal 
convex, of slender spines, well separated from second, which is rather 
high, the longest ray If in head; pectorals reaching anal; ventrals 
moderate. A moderate slit behind last gill. D. VIII-14; A. 13; cceca 
7; vert. 40; Lat. 1. 45. Greenland to the Baltic Sea. 
(Coitus quadricornis L. Syst. Nat.: Coitus quadricornis Giiutlier, ii, 166: Oncocottus 
quadncornis Gill: Coitus hexacornis Rich. Franklin’s Journ. 726: Coitus hexacornis Giin- 
tlier, ii, 166; Day, Fish. Gt. Brit. 1880, 53.) 
1080. C. lieaEB3BlBS» Bean. 
Brownish, pale below; sides with a few white blotches; first dorsal 
with 2 broad oblique dark bands, separated, by a iiale area; second 
dorsal with 5 dark bands; anal with G; pectorals with 4; caudal with 
3; ventrals pale, with 2 dark areas. Head broad, subtriangular, much 
depressed, its greatest depth 2§ in its length; eye 2 in snout, 7 in head, 
equal to the concave interorbital space; surface of head covered with 
small dermal tubercles; patch of vomerine teeth very large; nasal spines 
strong; a blunt prominence above each eye, and 2 on the occiput; sev- 
eral radiating ridges behind eye, as in C. polyacanthoceplialus ; upiier 
preopercular spine as long as eye; maxillary reaching slightly past 
eye, 2f in head. Longest dorsal spine about half postorbital part of 
head; pectorals reaching soft dorsal. A series of rough bony tubercles 
above lateral line and some small ones below it. A pore behind last 
gill. Head 2§; depth 54. D. X-IG; A. 13; V. I, 3; P. 18; B. 6. 
Chamisso Island, near Bering’s Straits. {Bean.) 
(Beau, Proc. U. S. Nat. Mus. iv, 149, 1881.) 
1081. C. jjaolc Cuv. & Val. 
Body and pectoral fins spotted with brown; vertical fins with brown 
bands. Eesembles G. scorpius; the preopercular spines similar, but 
there are slight granulations instead of tubercles behind the eye and 
Bull. Nat. Mus. No. 16 45 
