This species is distinguished and differs from B. walkeri by its long lateral line, snout to end of lateral line 64-80% SL (vs. 39.5% SL) and ending below dorsal fin ray number 47-69 (vs. 10) and above vertebra number 31-43 (vs. 12); scales in midline of body 130-150 (vs. 175); distance between base of pelvic fins and anal fin origin 24.0-32.5% SL (vs. 34.5% SL); two median basibranchial tooth patches, the anterior short and broad (vs. long and narrow); scale rows between origin of dorsal fin and lateral line 7-8 (vs. 11); sagitta thin, 12-16% its height (vs. 23% its length) (Ref. 86400).