Phacopida

Translingual

Etymology

Phacops +‎ -ida

Proper noun

†Phacopida

A taxonomic order within the class Trilobita – trilobites that lived from the Ordovician to the Devonian periods.

Further reading

Phacopida on Wikipedia.Wikipedia
Phacopida on Wikispecies.Wikispecies
Phacopida on Wikimedia Commons.Wikimedia Commons

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