The species is distinguished by having a very elongate body; vertebrae 19-22 + 33-36 = 52-57,

dorsal fin rays 97-112, anal fin rays 57-64, D/A 42-51, V/A 23-26; body with scales; supraorbital pore behind eye present; lower preopercular pores 3, the 2 first tubular; posterior infraorbital pores 3; broad angle on ventral maxilla positioned behind rear of eye; exposed opercular

spine bent upwards; lower lip with skin folds; single pair of pseudoclaspers curved, hockey stick-like, thin; penis slightly shorter than pseudoclaspers, with hook at tip; otoliths rounded anteriorly and expanded posteriorly, without postdorsal angle, otolith length to height ratio

2.3-2.4, sulcus wide (Ref. 57886).