Třída: Actinopterygii - paprskoploutví
Řád: Aulopiformes - jinožábří
Čeleď: Ipnopidae - bezočkovití

Synonyma: Benthosaurus amblyops Bernard, 1958; Benthosaurus grallator Goode & Bean, 1886; Benthosaurus nilssoni (Nybelin, 1947); Skagerakia nilssoni Nybelin, 1947.

Typová lokalita: Mexický záliv severní Florida, 24°33'N, 84°23'W, hloubka 1850 sáhů, New Jersey, 39°03'15"N, 70°50'45"W, hloubka 1537 sáhů.

Reference: Goode, G. B. & T. H. Bean 1886. Reports on the results of dredging ... in the Gulf of Mexico (1877-78) and in the Caribbean Sea (1879-80), by the U.S. coast survey steamer "Blake," ... XXVIII.--Description of thirteen species and two genera of fishes from the "Blake" collection. Bulletin of the Museum of Comparative Zoology v. 12 (no. 5): 153-170.