Třída: Chondrichthyes - paryby
Řád: Squaliformes - ostrouni
Čeleď: Centrophoridae - bezkýlovcovití

Typový druh: Deania eglantina Jordan & Snyder, 1902

Reference: Jordan D. S. & Snyder J. O. 1902. Descriptions of two new species of squaloid sharks from Japan. Proc. U. S. Natl. Mus. v. 25 (no. 1279). 79-81.

Přehled druhů

• Deania calcea (Lowe, 1839)
  Bezkýlovec lopatonosý
  Lowe, R. T. 1839. A supplement to a synopsis of the fishes of Madeira. Proc. Zool. Soc. Lond. 1839 (pt 7): 76-92.
• Deania hystricosa (Garman, 1906)
  Bezkýlovec trnitý
  Garman, S. 1906. New Plagiostomia. Bull. Mus. Comp. Zool. v. 46 (no. 11): 203-208.
• Deania profundorum (Smith & Radcliffe, 1912)
  Bezkýlovec šípohlavý
  Smith, H. M. 1912. The squaloid sharks of the Philippine Archipelago, with descriptions of new genera and species. [Scientific results of the Philippine cruise of the Fisheries steamer "Albatross," 1907-10.--No. 15.]. Proc. U. S. Natl. Mus. v. 41 (no. 1877): 677-685, Pls. 50-54.
• Deania quadrispinosa (McCulloch, 1915)
  Bezkýlovec dlouhonosý
  McCulloch, A. R. 1915. 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 III. Biol. Results "Endeavour" v. 3 (pt 3): 97-170, Pls. 13-37.

Statistické údaje

Počet druhů: 4