the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > [adjective] > belonging to family Palaeoniscidae > of or relating to member of (1)
palaeoniscoid1963
Of, relating to, or characteristic of a large group of extinct actinopterygian fishes with heterocercal tails, mainly of Palaeozoic times (thought…