Permian

https://www.wikidata.org/wiki/Q76402

Field Hierarchy

Parent
Biology 34.8M papers	Geology 9.1M papers	Paleontology 5.3M papers	Geomorphology 904k papers
Structural basin 585k papers
Current
Permian 28.8k papers
Child
Early Triassic 3,022 papers		Pangaea 866 papers

Trends

Notes

History