Wolf tetra

Wolf tetra
Hydrolycus sp.
Systematics
Overcohort : Clupeocephala Cohort : Otomorpha Sub-cohort : Ostariophysi Otophysa Order : Tetras (Characiformes) Family : Wolf tetra
Scientific name
Cynodontidae
Eigenmann , 1907

The cynodontidae (Cynodontidae, Gr . "Kyon" - "onos" = dog + "odous" = tooth) or Säbelzahnsalmler 28 centimeters to over a meter long predatory fish in the river systems of the Amazon , the Orinoco and the rivers of the three Guyanas live. Only one species lives in Paraná ( Rhaphiodon vulpinus ).

features

Wolf tetra grow to a length of 28 centimeters to over a meter. They are particularly noticeable by two elongated, saber-like, fangs in the lower jaw in some species. Its mouth is above and the pectoral fins are relatively long. Wolf tetra have been found fossilized since the Miocene .

Systematics

Cynodon gibbus

• Wolfsalmler family (Cynodontidae)
  • Genus Cynodon
    • Cynodon gibbus
    • Cynodon meionactis
    • Cynodon septenarius
  • Genus Hydrolycus
    • Hydrolycus armatus
    • Hydrolycus scomberoides
    • Hydrolycus tatauaia
    • Hydrolycus wallacei
  • Genus Rhaphiodon
    • Rhaphiodon vulpinus

literature

• Joseph S. Nelson : Fishes of the World . John Wiley & Sons, 2006, ISBN 0-471-25031-7 .

Web links

Commons : Wolfssalmler  - Collection of images, videos and audio files

• Wolf tetra on Fishbase.org (English)