Třída: Actinopterygii - paprskoploutví
Řád: Ophidiiformes - hrujovci
Čeleď: Ophidiidae - hrujovití

Typový druh: Ophidion barbatum Linnaeus, 1758

Reference: Linnaeus C. 1758. Systema Naturae, Ed. X. (Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.) Holmiae. Systema Nat. ed. 10 v. 1. i-ii + 1-824.

Přehled druhů

• Ophidion antipholus Lea & Robins, 2003
  Lea, R. N. & C. R. Robins. 2003. Four new species of the genus Ophidion (Pisces: Ophidiidae) from the western Atlantic Ocean. Univ. Kansas Mus. Nat. Hist., Sci. Papers No. 31: 1-9.
• Ophidion asiro (Jordan & Fowler, 1902)
  
• Ophidion barbatum Linnaeus, 1758
  Hruj hadovitá
  Linnaeus, C. 1758. Systema Naturae, Ed. X. (Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata.) Holmiae. Systema Nat. ed. 10 v. 1: i-ii + 1-824.
• Ophidion beani Jordan & Gilbert, 1883
  
• Ophidion dromio Lea & Robins, 2003
  Lea, R. N. & C. R. Robins. 2003. Four new species of the genus Ophidion (Pisces: Ophidiidae) from the western Atlantic Ocean. Univ. Kansas Mus. Nat. Hist., Sci. Papers No. 31: 1-9.
• Ophidion exul Robins, 1991
  
• Ophidion fulvum (Hildebrand & Barton, 1949)
  
• Ophidion galeoides (Gilbert, 1890)
  
• Ophidion genyopus (Ogilby, 1897)
  
• Ophidion grayi (Fowler, 1948)
  
• Ophidion guianense Lea & Robins, 2003
  Lea, R. N. & C. R. Robins. 2003. Four new species of the genus Ophidion (Pisces: Ophidiidae) from the western Atlantic Ocean. Univ. Kansas Mus. Nat. Hist., Sci. Papers No. 31: 1-9.
• Ophidion holbrookii (Putnam, 1874)
  
• Ophidion imitator Lea, 1997
  
• Ophidion iris Breder, 1936
  
• Ophidion josephi Girard, 1858
  
• Ophidion lagochila (Böhlke & Robins, 1959)
  
• Ophidion lozanoi Matallanas, 1990
  Hruj Lozanova
  Matallanas, J. 1990. Ophidion lozanoi, (Pisces: Ophidiiformes) an undescribed ophidiid from the north east Atlantic. Journal of Fish Biology v. 37 (no. 3): 449-453.
• Ophidion marginatum DeKay, 1842
  
• Ophidion metoecus Robins, 1991
  
• Ophidion muraenolepis Günther, 1880
  
• Ophidion nocomis Robins & Böhlke, 1959
  
• Ophidion puck Lea & Robins, 2003
  Lea, R. N. & C. R. Robins. 2003. Four new species of the genus Ophidion (Pisces: Ophidiidae) from the western Atlantic Ocean. Univ. Kansas Mus. Nat. Hist., Sci. Papers No. 31: 1-9.
• Ophidion robinsi Fahay, 1992
  
• Ophidion rochei Müller, 1845
  Hruj Rocheova
  Müller, J. 1845. Vergleichende Anatomie der Myxinoiden, der Cyclostomen mit durchbohrtem Gaumen. V. Untersuchungen über die Eingeweide der Fische. Abhandlungen der Deutschen Akademie der Wissenschaften zu Berlin 1843: 109-170.
• Ophidion saldanhai Matallanas & Brito, 1999
  
• Ophidion scrippsae (Hubbs, 1916)
  
• Ophidion selenops Robins & Böhlke, 1959
  
• Ophidion smithi (Fowler, 1934)
  
• Ophidion welshi (Nichols & Breder, 1922)
  

Statistické údaje

Počet druhů: 29