Olenina is an extinct suborder of the trilobite order Ptychopariida.[1]
Subdivisions
- Superfamily Olenoidea
- Family Ellipsocephaloididae
- Family Olenidae
- Superfamily Incertae sedis
- Genus Triarthrus
References
- ^ "Order - Ptychopariida - Suborder Olenina". Trilobites.info.