Olenina

{{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 | taxon = Olenina | authority = | subdivision_ranks = | subdivision = See text }}

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

==Subdivisions== *Superfamily Olenoidea **Family Ellipsocephaloididae **Family Olenidae *Superfamily ''Incertae sedis'' **Genus ''Triarthrus''

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

{{Taxonbar|from=Q21216497}}

Category:Olenina Category:Arthropod suborders

{{Ptychopariida-stub}}