Definition that contains eozoic
- paleozoic of or relating to or denoting the Paleozoic era
- trilobite an extinct arthropod that was abundant in Paleozoic times; had an exoskeleton divided into three parts
- family psilophytaceae Paleozoic plants
- psilophytaceae Paleozoic plants
- order eurypterida extinct aquatic arthropods of the Paleozoic
- edaphosaurus heavy-bodied reptile with a dorsal sail or crest; of the late Paleozoic
- family rhyniaceae primitive plants of the Paleozoic
- psilophytales Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants
- eurypterida extinct aquatic arthropods of the Paleozoic
- genus cordaites tall Paleozoic trees superficially resembling modern screw pines; structurally intermediate in some ways between cycads and conifers