557Paleozoic
Onychodus
Onychodus jandemarrai
A pair of curved lower-jaw tusks and a kinetic skull helped this lobe-finned fish restrain prey.
Tropical reef lagoon and shallow sea · Australia
EXTINCT ATLAS WIKIEXTINCT LIFE ARCHIVEBack to archiveRegional animal guides
Prehistoric Animals of Australia
Discover Australia’s prehistoric animals beyond dinosaurs: ancient marine life, giant amphibians, marsupials and flightless birds already documented in the atlas.