Trilobita - Proetida - Hystricuridae
Full reference: J. M. Adrain, D.-C. Lee, S. R. Westrop, B. D. E. Chatterton, and E. Landing. 2003. Classification of the trilobite subfamilies Hystricurinae and Hintzecurinae subfam. nov. with new genera from the Lower Ordovician (Ibexian) of Idaho and Utah. Memoirs of the Queensland Museum 48(2):553-586
Parent taxon: Hystricuridae according to J. M. Adrain et al. 2003
Sister taxa: Amblycranium, Etheridgaspis, Glabretina, Guizhouhystricurus, Hillyardininae, Holubaspis, Hystricurinae, Hystricurus, Litzicurus, Millardicurus, Nyaya, Omuliovia, Paenebeltella, Parahystricurus, Paraplethopeltis, Psalikilus, Rollia, Svalbardicurus, Taoyuania, Tasmanaspis
Subtaxa: Genalaticurus Hintzecurus Ibexicurus Politicurus Rossicurus
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution: