IDENTIFICATION Head Pores - Head canal with pores B',C,D,E,H',and K',L'; preopercle with pores M',N,O' Scales - Body scaled posteriorly, scales small and sometimes embeded; two basicaudal scales present

Fins - D1 - VII, no elements filamentous; D2 - 14-15; pectoral - 20(19-22); anal 11; pelvic I,5 disk complete

Head - head with barbel,s small barbel present laterial to anterior nostril, a pair on tip of snout, chin with well developed bilobed mental frenum forming 2 barbels;

Papillae - A transverse pattern with three vertical rows anterior to row b; row 5i/6i under the middle of row b; rows 2,3,5i/6i extending below the level of row d

Color - Color of preserved specimens (Thomson et al 1979): browinish with about five wide but usually incomplete diffuse body bars give the goby a "mottled" appearance. Large males are usually darker than females, being more or less uniformly brown and often having a series of short darkdashes along the midline. A thin, frequently incomplete, dark bar occurs on the outer base of the upper pectoral rays but is not well developed as that seen in Barbulifer and Aruma.

Distribution - Mazatlan in Gulf of California to Colombia

Habitat - Found in tidepools and coastal rocky environments to depths of 40 feet

Notes -