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Lower Carboniferous

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Lower Carboniferous
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Lower Carboniferous - from 345 million to 310 million years agoLower Carboniferous - from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects
Carboniferous, Carboniferous period - from 345 million to 280 million years ago


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Middle Devonian of Estonia, Latvia, NW Russia, and USA (Arctic Alaska); Lower Carboniferous of Scotland.
The appraisal well was spudded on 5 June and the hydrocarbons were encountered in formations of Lower Carboniferous age.
During the Lower Carboniferous period, when the creature lived, the earliest four-limbed ancestors of modern animals were just starting to colonise the land.
 
 
 
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