Třída: Actinopterygii - paprskoploutví
Řád: Scorpaeniformes - ropušnicotvární
Čeleď: Psychrolutidae - tlustohlavcovití

Typový druh: Psychrolutes paradoxus Günther, 1861

Reference: Günther A. 1861. Catalogue of the fishes in the British Museum. Catalogue of the acanthopterygian fishes in the collection of the British Museum. 3. Gobiidae, Discoboli, Pediculati, Blenniidae, Labyrinthici, Mugilidae, Notacanthi. London. Cat. Fishes v. 3. i-xxv + 1-586 + i-x.

Přehled druhů

• Psychrolutes inermis (Vaillant, 1888)
  Vaillant, L. L. 1888. Expéditions scientifiques du "Travailleur" et du "Talisman" pendant les années 1880, 1881, 1882, 1883. Poissons. Paris. Exped. Travailleur et Talisman: 1-406, Pls. 1-28.
• Psychrolutes macrocephalus (Gilchrist, 1904)
  Gilchrist, J. D. F. 1904. Descriptions of new South African fishes. Marine Investigations in South Africa. v. 3: 1-16, Pls. 19-25.
• Psychrolutes marcidus (McCulloch, 1926)
  McCulloch, A. R. 1926. Report on some fishes obtained by the F. I. S. "Endeavour" on the coasts of Queensland, New South Wales, Victoria, Tasmania, South and South-Western Australia. Part V. Biol. Results "Endeavour" v. 5 (pt 4): 157-216, Pls. 43-56.
• Psychrolutes marmoratus (Gill, 1889)
  Gill, T. N. 1889. On the Psychrolutidae of Günther. Proceedings of the United States National Museum v. 11 (no. 717): 321-327, Pl. 41.
• Psychrolutes microporos Nelson, 1995
  Nelson, J. S. 1995. Psychrolutes microporos, a new species of cottoid (Teleostei: Scorpaeniformes) from New Zealand and Japan with biogeographical comments. Proceedings of the Zoological Society of Calcutta v. 48 (no. 2): 67-75.
• Psychrolutes occidentalis Fricke, 1990
  Fricke, R. 1990. A new species of psychrolutid fish from Western Australia. Japanese Journal of Ichthyology v. 36 (no. 4): 404-409.
• Psychrolutes paradoxus Günther, 1861
  Günther, A. 1861. Catalogue of the fishes in the British Museum. Catalogue of the acanthopterygian fishes in the collection of the British Museum. 3. Gobiidae, Discoboli, Pediculati, Blenniidae, Labyrinthici, Mugilidae, Notacanthi. London. Cat. Fishes v. 3: i-xxv + 1-586 + i-x.
• Psychrolutes phrictus Stein & Bond, 1978
  Stein, D. L. & C. E. Bond. 1978. A new deep-sea fish from the eastern North Pacific Psychrolutes phrictus (Pisces: Cottidae [Psychrolutinae]). Contributions in Science (Los Angeles) No. 296: 1-9.
• Psychrolutes sio Nelson, 1980
  Nelson, J. S. 1980. Psychrolutes sio a new psychrolutid fish (Scorpaniformes) from the Southeastern Pacific. Canadian Journal of Zoology v. 58 (no. 3): 443-449.

Statistické údaje

Počet druhů: 9