†family Promecosominidae Wade 1941 (bowfin)
Actinopteri - Amiiformes - Promecosominidae
Parent taxon: Amioidea according to B. G. Gardiner 1960
Sister taxa: Paracentrophoridae, Tomognathus
Subtaxa: Promecosomina
Type: Promecosomina
Ecology: nektobenthic carnivore-piscivore
Distribution: there are no occurrences of Promecosominidae in the database