Physical Characteristics

Length 3.9 in (10 cm). Head region proportionally large with many ridges; round eyes; mouth large extending posteriorly beyond level of eyes; single dorsal fin located posteriorly, with 1-3 poorly developed spines and 11-13 rays; anal fin terminating at level of dorsal fin, with 1-3 spines and 11-12 rays; pectoral fins with 12-13 rays; pelvic fins rudimentary and abdominal, with 5

rays; caudal fin with supports over and under caudal peduncle, with 8-11 spines on upper and lower aspects; body covered in scales that have small spines; coloration dark brown.

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