Paleozoic
suomi-englanti sanakirjaPaleozoic englannista suomeksi
paleotsooinen
paleotsooinen maailmankausi
Paleozoic englanniksi
Of a geologic era within the Phanerozoic eon that comprises the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian periods from about 542 to 250 million years ago, from the age of trilobites to that of reptiles.
(quote-book)
The Paleozoic era.