Concept information
Preferred term
Middle Ordovician
Definition
- The Middle Ordovician epoch (-470.0 Ma to –458.4 Ma) is the middle part of the Ordovician epoch. The Ordovician is named after the Welsh tribe of the Ordovices. By the late Early Ordovician, the Earth cooled, giving way to a more temperate climate in the Middle Ordovician. (Adapted from: https://en.wikipedia.org/wiki/Ordovician)
Broader concept
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In other languages
-
French
URI
http://data.loterre.fr/ark:/67375/QX8-XFZH57BS-L
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