Upper Carboniferous period synonyms

The Pennsylvanian Period.

from 310 million to 280 million years ago; warm climate; swampy land

Find another word for Upper Carboniferous period. In this page you can discover 3 synonyms, antonyms, idiomatic expressions, and related words for Upper Carboniferous period, like: pennsylvanian, Pennsylvanian period and upper carboniferous.