This species is distinguished by the following set of characters: D 97-10; A 77-83; P 17-19; no scales; no pelvic fin; lateral line configuration mediolateral; dorsal fin origin is associated with vertebrae 5-6 with 0-1 free predorsal pterygiophores; total vertebrae 103-108; smooth ceratohyal-epihyal articulation; post-temporal with well developed ventral ramus and coracoid with a posterior strut and a foramen which is small (Ref. 96963).