# Olenina

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/Olenina
> Markdown URL: https://mediated.wiki/source/Olenina.md
> Source: https://en.wikipedia.org/wiki/Olenina
> Source revision: 1322054622
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

{{Short description|Extinct suborder of trilobites}}
{{Automatic taxobox
| fossil_range = {{fossil_range|Cambrian Stage 3|Late Ordovician}}
| image = Triarthrus eatoni bottom light CRF 01.jpg
| image_caption = [Triarthrus eatoni](/source/Triarthrus)
| taxon = Olenina
| authority = 
| subdivision_ranks =
| subdivision = See text
}}

'''''Olenina''''' is an extinct suborder of the [trilobite](/source/trilobite) order [Ptychopariida](/source/Ptychopariida).<ref>{{cite web|url=http://www.trilobites.info/ordptychopariida.htm|title=Order - Ptychopariida - Suborder Olenina|website=Trilobites.info}}</ref>

==Subdivisions==
*Superfamily [Olenoidea](/source/Olenoidea)
**Family [Ellipsocephaloididae](/source/Ellipsocephaloididae)
**Family [Olenidae](/source/Olenidae)
*Superfamily ''Incertae sedis'' 
**Genus ''[Triarthrus](/source/Triarthrus)''

==References==
{{Commons category}}
{{Reflist}}

{{Taxonbar|from=Q21216497}}

Category:Olenina
Category:Arthropod suborders

{{Ptychopariida-stub}}

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Adapted from the Wikipedia article [Olenina](https://en.wikipedia.org/wiki/Olenina) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Olenina?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.