Trilobita - Proetida - Hystricuridae

Parent taxon: Hystricuridae according to J. M. Adrain et al. 2003

Sister taxa: Amblycranium, Etheridgaspis, Glabretina, Guizhouhystricurus, Hillyardininae, Hintzecurinae, Holubaspis, Hystricurinae, Millardicurus, Nyaya, Omuliovia, Paenebeltella, Parahystricurus, Psalikilopsis, Psalikilus, Rollia, Tasmanaspis

Subtaxa: Paraplethopeltis cordai, Paraplethopeltis genacurvus, Paraplethopeltis genarectus, Paraplethopeltis minuta, Paraplethopeltis seelyi

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Ecology: fast-moving low-level epifaunal deposit feeder