(Q3215912)
Statements
273 million years BCE
0 references
Identifiers
Sitelinks
Wikipedia(5 entries)
- arwiki انقراض أولسون
- enwiki Olson's Extinction
- eswiki Extinción de Olson
- frwiki Lacune d'Olson
- ruwiki Олсоново вымирание
mass extinction that occurred 273 million years ago in the early Guadalupian of the Permian period
No description defined