PaleoDB taxon number: 82598
Parent taxon: Olenida according to J. M. Adrain 2011
Sister taxa: Andrarinidae, Aphelaspididae, Asaphiscidae, Cedariidae, Dokimokephalidae, Eulomidae, Idahoiidae, Loganellidae, Parabolinoididae, Pterocephaliidae
Subtaxa: Acerocare, Acerocarina, Aciculolenus, Angelina, Apoplanias, Balnibarbiinae, Beltella, Boeckaspis, Chekiangaspis, Ctenopyge, Euonchonotina, Hancrania, Highgatella, Huangshiaspis, Hypermecaspidinae, Hypermecaspis, Inkouia, Jujuyaspis, Leiobienvillia, Leptobenthos, Leptoplastides, Leptoplastinae, Neolenus, Oleninae, Olenus, Parabolina, Parabolinella, Parabolinina, Parabolinites, Paraplicatolina, Peltocare, Peltura, Pelturina, Pelturinae, Plicatolininae, Prohedinella, Protopeltura, Rhodonaspis, Saltaspis, Sphaerophthalmella, Westergaardia, Westergaardites, Wujiajiania
Ecology: fast-moving low-level epifaunal carnivore