lower_carboniferous_period (HyperDic hyper-dictionary)

English > 1 sense of the expression *Lower Carboniferous period*:
NOUN	time	Lower Carboniferous period, Mississippian, Missippian period, Lower Carboniferous	from 345 million to 310 million years ago

English > *Lower Carboniferous period*: 1 sense > noun 1, time
Meaning	From 345 million to 310 million years ago; increase / increase of land areas; primitive ammonites; winged insects.
Synonyms	Mississippian, Missippian period, Lower Carboniferous
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	mississipiense

HyperDic: lower_carboniferous_period