vy FISHES OF SINALOA. 449 
113. Mycteroperca jordani (Jenkins & Evermann). 
CABRILLA DE ASTILLERO. 
Common in the Astillero at Mazatlan, reaching a much 
smaller size than any of the three preceding, the largest 
among them not being more than two pounds in weight. 
It is not found about the rocks, but lives in abundance in 
the branches of the Astillero on the muddy bottoms below 
a growth of the mangrove bushes. 
icide2s4er deptie a2. (Dy Och 15. + AS DS ros Seales 
23-125-43. Gill-rakers 3-+-10, short, barely longer than 
pupil. Eye 6% in head; snout 3%; maxillary 2%. P. 
ieee 2eu th Ds spine: 32) Longest soft rays2s4n 02 
PRET NES 
Body moderately elongate, compressed; profile anteri- 
orly a little convex, depressed before eye. Mouth mod- 
erate, the lower jaw longer. Nostrils well separated, sub- 
equal. Preopercle scarcely notched, the teeth at angle 
scarcely enlarged. First dorsal low, scarcely notched, 
the fourth spine not elongate. Soft dorsal low and 
rounded. Caudal truncate or very slightly rounded. 
Anal high but not rounded, its posterior border not in- 
cised. Pectorals and ventrals moderate. 
Color olive gray, with very obscure marks of darker 
olive in the form of diffuse dark clouds; lower parts pale 
olive. Pectorals yellowish green; other fins blackish, 
the soft dorsal and caudal narrowly edged with whitish. 
Sides of head with wavy blackish streaks; a black mus 
tache behind maxillary; lower side of head clouded, lower 
lip greenish. 
Several specimens, each about a foot long. 
An adult specimen of the same species shows the fol- 
lowing characters: 
Head 2% in length; depth 334. Dorsal XI, 17; anal 
Misr. scales. 120... Snout 34% un: head; «maxillary 2; 
