Trilobita - Ptychopariida - Phylacteridae

Parent taxon: Phylacteridae according to P. A. Jell and J. M. Adrain 2003

Sister taxa: Aphelotoxon, Drabia, Phylacterus, Ponumia, Westonaspis

Subtaxa: none

Ecology: fast-moving low-level epifaunal carnivore