Penarosa | |
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Genus: | Penarosa
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Penarosa is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the Middle Cambrian (Ptychagnostus atavus Zone to Ptychagnostus punctuosus Zone), [1] approximately 505 to 500 million years ago.
Penarosa | |
---|---|
Scientific classification | |
Kingdom: | |
Phylum: | |
Class: | |
Order: | |
Suborder: | |
Superfamily: | |
Family: | |
Genus: | Penarosa
|
Penarosa is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the Middle Cambrian (Ptychagnostus atavus Zone to Ptychagnostus punctuosus Zone), [1] approximately 505 to 500 million years ago.