To about 21.6 in (55 cm) total length. The body is elongate and eel-like. Dorsal fins united to form a long continuous fin confluent with the caudal fin. Anal fin also connected to caudal fin. The caudal fin is long and pointed. Pelvic fins are united to form a concave disk. The mouth is large and oblique. The eyes are small and high on the head. The body and head are purple brown, the abdomen and underside of the head are white. A series of dark chevrons, angled forward, extends along the sides.
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