Actinopteri - Osteoglossiformes - Gymnarchidae
Parent taxon: Osteoglossiformes according to R. Betancur et al. 2013
See also Jordan 1963, Nelson et al. 2016 and Otero et al. 2015
Sister taxa: Arapaimidae, Foreyichthyidae, Lopadichthys, Lycopteridae, Monopteros, Mormyridae, Notopteridae, Opsithrissops, Osteoglossidae, Osteoglossoidei, Saurocephalidae, Tongxinichthys, Wakinoichthiidae, Wilsonichthys, Xixiaichthys
Subtaxa: Gymnarchus
Ecology: nektonic carnivore
Distribution:
• Quaternary of the Congo-Kinshasa (1 collection), Ethiopia (1), Kenya (11), Niger (1)
• Pliocene to Pleistocene of the Congo-Kinshasa (1)
• Pliocene of Ethiopia (1), Kenya (6), Uganda (1)
• Miocene to Pliocene of Kenya (1), Uganda (9)
• Miocene of Chad (1), Kenya (1), Uganda (2)
• Oligocene of Kenya (1)
• Eocene of Libya (3)
Total: 41 collections each including a single occurrence