†family Speonesydrionidae Campbell and Barwick 1990 (lungfish)
Osteichthyes - Dipnomorpha - Speonesydrionidae
Full reference: K. S. W. Campbell and R. E. Barwick. 1990. Paleozoic dipnoan phylogeny: functional complexes and evolution without parsimony. Paleobiology 16(2):143-169
Parent taxon: Speonesydrionina according to A. M. Clement 2012
See also Campbell and Barwick 1990, Long et al. 1994 and Reisz et al. 2004
Sister taxa: Adololopas, Parasagenodus
Subtaxa: Ichnomylax Speonesydrion
Ecology:
Distribution:
• Devonian of Australia (2 collections), the Russian Federation (1)
Total: 3 collections each including a single occurrence