Notopteroidei

Notopteroidei
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Osteoglossiformes
Suborder: Notopteroidei
Families

Ostariostomidae (extinct)
Notopteridae (featherfin knives)
Gymnarchidae
Lycopteridae (extinct)
Mormyridae (elephantfishes)

Notopteroidei is a sub-order of the group Osteoglossiformes that contains the Notopteridae (feather backs and knifefish) and mormyrids (the elephantfishes) as well as extinct families.[1]

References

  1. ^ "Mikko's Phylogeny for Osteoglossiformes". http://www.fmnh.helsinki.fi/users/haaramo/Metazoa/Deuterostoma/Chordata/Actinopterygii/Osteoglossomorpha/Osteoglossiformes_families.htm.