PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 25 
BATRACHIDA. 
7. Porichthys porosissimus (C. & Y.) Giinther. 
Very common. 
BLENNIIDE. 
8. Heterostichus rostratus Girard. 
Found in the ‘*‘ kelp” outside the harbor. 
9. Gibbonsea elegans Cooper. 
A single specimen taken in the rock-pools on Point Loma. 
10. Hypleurochilus gentilis (Grd.) Gill. 
With the preceding, and more common. 
GOBITD/K. 
11, Gillichthys mirabilis Cooper. 
Exceedingly abundant in the shallow waters of the bay. Only small 
specimens seen, the maxillary in these being much less developed than 
in the adult. 
COTTIDZ. 
12. Leptocottus armatus Girard. 
Common in the Bay of San Diego. 
13. Oligocottus analis Grd. 
Allied, but not closely, to Artedius quadriseriatus Lockington. 
Body compressed, especially behind, not much depressed anteriorly ; 
head comparatively small, scarcely depressed, narrowed and rather 
pointed anteriorly, its outline triangular as viewed from above; snout 
strongly decurved in profile; mouth moderate, horizontal, the lower 
jaw included; maxillary reaching to opposite posterior margin of pupil; 
premaxillary anteriorly below the level of the eye; eyes large, high up, 
close together, as long as the snout, 54 in head, their diameter double 
the width of the deep interorbital space, which has a deep lengthwise 
groove; nasal spines prominent; a deep cross-furrow behind them, which 
forms with the interocular furrow a V-shaped figure; preopercle with a 
blunt process, on which is a spine directed upwards and outwards; no 
scales on the head; no other spines on the head. 
Branchiostegals 6. Gill membranes broadly united, without isthmus. 
First dorsal beginning in front of the posterior edge of the opercle, 
its first two spines ret close together at base, diverging above, and 
shorter than the third. 
Dorsal fins contiguous, but not united, neither of them specially ele- 
vated; pectoral fin reaching beyond front of anal, its lower rays with 
the skin thickened, and projecting much beyond the membranes; cau: 
dal fin slightly rounded; anal papilla very conspicuous. 
Pourays:) D. 1x16; A. is-14; VY. 1, 3; P.16; C. 10 +. 
