806 CALIFORNIA ACADEMY OF SCIENCES. 
from chin to caudal fin; dorsal outline gently and evenly 
curved from snout to caudal peduncle. 
Mouth terminal and nearly horizontal, maxillary reach- 
ing past pupil nearly to posterior edge of orbit; jaws sub- 
equal; teeth in narrow villiform bands on jaws, vomer 
and palatines; process of premaxillary prominent, extend- 
ing between and above nasal spines; preopercular process 
well developed, long, near its tip a very small second 
spine is developed, making the process befurcate, 3 or 4 
short spines below on edge of preopercle; opercle end- 
ing in a flap; top of head with dermal flaps, one over an- 
terior margin of eye, and a group of 2 or 3 over posterior 
margin; a few shorter ones on nape; mucous pores 
around mandible, large; opercle, upper part of preoper- 
cle, top of head to eyes, and the orbital ring covered 
with sharply ctenoid scales, upper part of eyeball with 
small rough scales, balance of head naked. 
Lateral line with a row of rough plates; upper half of 
body completely covered with scales, their anterior edge 
imbedded, coarsely ctenoid on their posterior edge; lower 
half of body naked. 
Dorsal spines slender, those in the middle highest, the 
fin without a notch, the longest spines reaching to front 
of soft dorsal where fin is depressed, well separated from 
soft dorsal; first dorsal ray inserted over first anal ray, 
the fin longer and higher than anal; pectorals somewhat 
pointed posteriorly, reaching just past the space between 
dorsals; ventrals inserted behind the base of pectorals a 
distance equal to the length of snout, their tips reaching 
to the front of the anal; caudal slender, rounded behind. 
Color olive gray, belly dusky; back with dark cross 
shades, irregular in number and size, below lateral line 
light with small wavy bars running across to within a 
short distance of anal fin, then fading out; head with cross 
