Fins - D1 – VI, D2 – 11(10-13), pectoral 16(14-17), anal 11(10-12), pelvic fins fused into a disk, tail fin rounded.
Head - Snout conical; lips thick; eye small
Color - Bacground color brown dorsally, sides light yellowish tan, ventral surface white or pale yellow. Back with a series of black reticulations anteriorly in front of and along first dorsal fin; back crossed by about 7 black bars on sides of the anterior part of the body, the first extending from above the opercle posteroventrally onto the pectoral fin, the second crescent-shaped, curving from in front of the dorsal fin ventrally under the pectoral fin to the ventral surface of the body. Sides with four black blotches, the first blotch under the 3-4 rays of D2, 2nd under 9th ray D2, third blotch posterior to the second dorsal fin, the 4th blotch at the caudal fin base. The sides of the head with 3 black bars, the forst parallel to each other, running anterior from the front of the eye to the upper lip, the third running horizontally across the cheek under the eye, posterior to the edge of the preopercle. Anal and pelvic fins pinkish; base of pectoral fin pinkish orange, the remainder yellowish, except for the black bar on the anterior part. Caudal fin with 7-8 black vertical bars. First dorsal fin crossed by four horizontal black bars. Second dorsal fin crossed by 5 horizontal black bars. (Greenfield + 1997)
Distribution - Florida and Antilles to Central America and Brazil (Smitty);and Pacific coast from Mexico to Peru (Greenfield 97)
Habitat - Live in fast flowing well oxygenated streams