Třída: Actinopterygii - paprskoploutví
Řád: Lophiiformes - ďasové
Čeleď: Gigantactinidae - hrotoústkovití

Typový druh: Rhynchactis leptonema Regan, 1925

Reference: Regan C. T. 1925. New ceratioid fishes from the N. Atlantic, the Caribbean Sea, and the Gulf of Panama, collected by the `Dana.' Ann. Mag. Nat. Hist. (Ser. 9) v. 15 (no. 89). 561-567.

Přehled druhů

• Rhynchactis leptonema Regan, 1925
  Hrotoústka nitkovitá
  Regan, C. T. 1925. New ceratioid fishes from the N. Atlantic, the Caribbean Sea, and the Gulf of Panama, collected by the 'Dana.'. Ann. Mag. Nat. Hist. (Ser. 9) v. 15 (no. 89): 561-567.
• Rhynchactis macrothrix Bertelsen & Pietsch, 1998
  Hrotoústka vláskatá
  Bertelsen, E. & T. W. Pietsch. 1998. Revision of the deepsea anglerfish genus Rhynchactis Regan (Lophiiformes: Gigantactinidae), with descriptions of two new species. Copeia 1998 (no. 3): 583-590.
• Rhynchactis microthrix Bertelsen & Pietsch, 1998
  Bertelsen, E. & T. W. Pietsch. 1998. Revision of the deepsea anglerfish genus Rhynchactis Regan (Lophiiformes: Gigantactinidae), with descriptions of two new species. Copeia 1998 (no. 3): 583-590.

Statistické údaje

Počet druhů: 3