English
Detailed Synonyms for Ordovician in English
Ordovician:
Ordovician [the ~] nom
-
the Ordovician
– from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds 1the Ordovician period; the Ordovician– from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds 1