Biology:Heterobranchus

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Short description: Genus of fishes

Heterobranchus
Temporal range: Lower Pliocene - Recent
FMIB 45843 Heterobranchus macronema.jpeg
Heterobranchus isopterus
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Clariidae
Genus: Heterobranchus
É. Geoffroy Saint-Hilaire, 1809
Type species
Heterobranchus bidorsalis
É. Geoffroy Saint-Hilaire, 1809
Species

6, see text.

Heterobranchus is a genus of airbreathing catfishes native to Africa. However, H. palaeindicus, an extinct species of the genus, was discovered in the Siwalik Hills, India , dating to the Lower Pliocene.[1]

Depending on the exact species involved, fish of this genus reach from 64 to 150 cm (25 to 59 in) with H. longifilis being the largest strict freshwater fish in southern Africa, reaching 150 cm (59 in) SL and weighing up to 55 kg (121 lb).[2]

Species

This genus contains four recent and two fossil species:[1][2]

Recent species

Fossil species

  • Heterobranchus austriacus (Thenius, 1952)
  • Heterobranchus palaeindicus (Lydekker, 1886)

References

Wikidata ☰ Q755022 entry