Artiopoda - Olenida - Pterocephaliidae
Parent taxon: Pterocephaliidae according to M. J. Hopkins 2011
Sister taxa: Anechocephalus, Aphelaspidinae, Beigongia, Bromella, Cilia, Dikelocephalites, Flabellocephalus, Housia, Jubileia, Labiostrella, Lunacephalus, Luotuolingia, Maladioides, Metachangshania, Morosa, Paramaladioidella, Pauciella, Pedinaspis, Pedinocephalites, Pelicephalus, Plesiocilia, Proapatokephaloides, Prodikelocephalites, Protemnites, Pseudaphelaspis, Pterocephaliinae, Pulchricapitus, Stenambon, Tumicephalus, Uxunella, Yangweizhouia, Yingziaspis, Camaraspis
Subtaxa: Parahousia Prehousia
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (1: Yukon collection), the Russian Federation (4), United States (38: Missouri, Nevada, Nevada and Utah, Utah)
Total: 43 collections each including a single occurrence