NOUN | time | Upper Carboniferous, Pennsylvanian, Pennsylvanian period, Upper Carboniferous period | from 310 million to 280 million years ago |
---|
Meaning | From 310 million to 280 million years ago; warm climate; swampy land. | |
---|---|---|
Synonyms | Pennsylvanian, Pennsylvanian period, Upper Carboniferous period | |
Instance of | period, geological period | A unit of geological time during which a system of rocks formed |
Part of | Carboniferous, Carboniferous period | From 345 million to 280 million years ago |
Spanish | pennsylvaniense |
©2001-24 · HyperDic hyper-dictionary · Contact