Head Pores -
Scales - scales in lateral series 25-26, ctenoid, large; extend forward to under anterior of D1 and to posterior of opercle; large cycloid scales at base of pectoral; no scales on predorsal or cheek, no modified basicaudal scales.
Fins - D1 with 6 spines, none filamentous; D2 with 10 elements; anal 10(9-10); pectoral 19-20; caudal shape truncate; pelvic fin I,5 frenum with medium development. extending to just past anus in males and to anus in females;
Head - maxilla extending to under anterior margin of pupil in males; shorter in females; tongue entire rather broad.
Color - Body with longitudinal rows of small dark spots; five rows on lateral aspect of body, four on caudal peduncle; spots in lower two rows somewjat larger and darker, spots in upper three rows often connected by faint lines, forming a network effect; the spots, especially those in the two lower rows, characteristically lighter in the center, darker around the periphery; a row of eight rather diffuse, elongate blotches saddled on back from origin of first dorsal to base of caudal; dorsal aspect of nape with five irregular longitudinal rows of small, more or less elongate spots; side of head with three lengthwise bands; a band on a line with middle of eye, usually somewhat interrupted and nearly continuous with fourth from lowermost row of spots on body; a band from lower posterior margin of eye running somewhat obliquely to upper posterior part of opercle, a third band from posterior end of maxillary, somewhat converging posteriorly with, but not meeting, middle band; two or therr blotches in a row, one behind the other, on upper part of pectoral and its fleshy base, directly behind the bands, sometimes the bands and blotches nearly continuous; a similar blotch on lower part of fleshy base; a sharply marked, very dark spot on base of caudal, directly below the median line; a very faint smudge over it, above the median line; fins more or less dusky, without spots, pectoral lightest. (Ginsburg 1938)
Distribution - East Pacific; Southern Baja and Gulf of Cal to Colombia, Revillagigedos; Malpelo and Galapagos