Suprascapula scaly, membranous, 
Rakers 13420, ii, lanceolate, equal filaments or 1 1/5 
in eye, scales adherent, in parallel rows above lateral line, 
in horizontal rows below; smaller scales on breast, and predor- 
sal, much smaller on soft dorsal, anal and caudal, all of which 
largely covered; radiating basal striae 8 to 10; apical denticles 
27 to 34; circuli fine; lateral line strongly arched, falls until 
horizontsl over anal, then midway along caudal peduncle side te 
Caudal base; tubes bifid at first, then mostly trifid. Fifth 
dorsal spine 1 7/8 in head; fourth dorsal spine 1 4/5; first 
branched dorsal ray 2 to 2 1/8; second anal spine 2 7/8 to 3; 
pectoral 1 1/10; ventral 14 to 1 3/5. Color in alcohol dull 
brownish generally, paler below and on lower sides, also with 
Silvery-white tints, Fins all dull brownish. Dusky shade 
inside gihl-opening above. Length 168 mm? (caudal damaged). 
One without data, likely from Peru? We also include the ex- 
ample in the Academy from recasmaye Bay, recorded by Cope as 
Corvina agassizic © ++ is 170 mm, long, and in much better 
condition than the Wilkes specimen, 
148 
Proc, Amer, Philos, Soc,,vol, ,iert,: Da 42, 
Ce ER 
Micropogon opercularis (Quoy and Gaimard). 
Heed Ss depth S:3/5: D. HX, T,.50, 43 As II, 9, 1; 
rows of scales along and above lateral line 57 to caudal base; 
7 scales above lateral line to spinous dorsal origin, 8 to 
