Cottus cognatus, &c. with Cottus gobio. 119 
. 8. In the anterior part of the palate is a little bone, rough 
with small teeth. ; « 
y. In the throat above are two little bones, rounded, rough 
with small teeth ; and below, between the branchiz, also two, 
smaller and more oblong, sprinkled with little teeth. The 
middle of the palate, and the tongue are smooth. 
9. The lateral line is very conspicuous, almost straight, 
or in the anterior part bending a little toward the belly. 
10. Skin scaleless, slippery, and somewhat mucous. 
ll. Color dusky, or tawny yellow, on the back and sides, 
but marked with spots or blotches, somewhat large and black, 
sometimes transverse and sometimes irregular, on the posterior 
part of the body. Head above blackish ; belly whitish. 
12. Pectoral, anal, dorsal, and caudal fins varied with black 
and yellowish. 
13. Fins on the back two, almost contiguous to each other. 
The anterior one is small, of seven short rays, which are un- 
divided at the apex, but still not simple. The membrane of 
this fin is red on the upper margin. The second dorsal fin is 
almost joined to the first, varied with black spots, of seventeen 
rays, sometimes sixteen, undivided on the apex; the middle 
ones longest. 
14. The pectoral fins are varied with black spots, large, 
Somewhat rounded at the end, of fourteen rays, of which the 
middle Ones are longest, the extreme ones shortest. All undi- 
vided at the apex, except two or three in some specimens. - 
The membrane does not extend to the summit of the rays, 
Whence these fins are on the margin, as it were, serrated. — 
i 15. The ventral fins are whitish, small, situated beneath, 
like the pectorals, of four rays, of which the two middle ones 
oo longest, the last one undivided at the apex ; the rest are, 
at the apex, bifid. : 
_ 16. The anal fin is also spotted, of thirteen rays, some- 
times fourteen, undivided at the apex ; the middle ones are 
» as in the other fins. ae | 
.. Vi. The caudal fin'is varied with black and dusky spots, of 
LI 
