ichthyostegid

ichthyostegid

a member of a group of primitive amphibians, possibly early LABYRINTHODONTS, which lived in the Devonian and Carboniferous and possessed fish-like characteristics.
References in periodicals archive ?
On the fish-like tail in the ichthyostegid stegocephalians with descriptions of a new stegocephalian and a new crossopterygian from the Upper Devonian of East Greenland.