paleozoic era

Noun paleozoic era has 1 sense

• paleozoic era(n = noun.time) paleozoic - from 544 million to about 230 million years ago;
has parts: permian, permian period, carboniferous, carboniferous period, age of fishes, devonian, devonian period, silurian, silurian period, ordovician, ordovician period, cambrian, cambrian period
is a kind of era, geological era