107. COTTID.E — COTTUS. 707 
species really lias palatiue teeth, it cannot belong to this genus. It 
may be a species of Centridermiclithys. 
(Pallas, Zoogr. Rosso-Asiat. iii, 135, 1811; Cnv. & Val. iv, 177: Mcgalocottus pJaly- 
cephalus GiW, 1861, 166.) 
aaa. Head witli tentacles above; lateral line without plates. (Porocottus* Gill.) 
1085. C. verrMcosHS Beau. 
Very dark brown, whitish below; spinous dorsal dark, with a median 
and a posterior light band; soft dorsal and pectorals each witli 5 dark 
bands; anal whitish, with a dark stripe; ventrals pale. Nasal spines 
sharp; a short tentacle above each eye and one on each side of the 
vertex; vertex and interorbital space deeply concave; crowu, nape, and 
iuterorbital region with small dermal warts; upper preopercular spine 
as long as short diameter of eye; eye 4 in head, as long as snout; max- 
illary reaching to below middle of eye, half length of head, longer than 
fourth dorsal spine. Pectoral reaching front of anal; skin smooth; 
lateral line with numerous short vertical accessory branches, placed 
opposite each other. No pore behind last gill. Head 2.^ ; depth 44. 
D. XI-16; A. 15; V. I, 3; P. 17; C. 12; B. 6. L. inches. Plover 
Bay, near Bering’s Straits. {Bean.) 
(Beau, Proc. U. S. Na^ Mus. iv, 152, 1881.) 
1086. C. niger Beau. 
Almost black; sides mottled with lighter brown, sometimes with 
round white blotches on belly and sides; pectoral plain or with white 
blotches. Nasal s])ines blunt, covered with skin; no spines above 
orbits or on occiput; no sharp s])ines on head except the two upper 
preopercular spines, which are almost concealed; the uppermost as 
long as eye, G in head, and equal to snout or interorbital space; top of 
head with flue dermal granulations, the vertex with numerous slender 
tentacles; a soft tentacle of moderate length above eye; jaws equal; 
maxillary longer than fourth dorsal spine, 2 in head, reaching hinder 
margin of orbit. Caudal and ventrals each half length of head; pec- 
toral not reaching vent; skin smooth. A small slit behind last gill. 
Head 2.^. D. IX-IG; A. 12; V. I, 3; P. IG; B. G. Saint Paul Island, 
Bering’s Sea. {Bean.) 
(Beau, Proc. U. S. Nat. Mus. iv, 151, 1881.). 
1087. C. qiiadrifilis (Gill) J. & G. 
Purjflish, irregularly spotted with black; a dark spot below eye, and 
another on maxillary; flns mostly variegated with black; a dark spot 
* Gill, Proc. Acad. Nat. Sci. Pbila. 1859, 166: type Porocottus quadrifilis Gill, {nopoi. 
pore; «orrdf, Cottus.) 
