Artiopoda - Phacopida - Phacopidae
Parent taxon: Phacopidae according to A. C. Sandford 2004
See also Carvalho and Moody 2000
Sister taxa: Acernaspis, Acuticryphops, Adastocephalum, Afrops, Altaesajania, Ananaspis, Babinops, Boeckops, Burtonops, Denckmannites, Dianops, Dienstina, Ductina, Echinophacopinae, Eldredgeops, Enigmapyge, Eophacops, Illaenula, Inexpectatops, Kainops, Liolophops, Lochkovella, Nephranomma, Nyterops, Paciphacops, Phacopidella, Phacops, Plagiolaria, Pulvinocephalus, Rabienops, Rhinophacops, Rhinoreedops, Sambremeusaspis, Signatops, Teichertops, Trifoliops, Trimerocephalus, Zaplaops
Subtaxa: Austerops Chlupacops Chotecops Cronierella Cryphops Echidnops Eocryphops Feistops Geesopini Geesops Girardina Houseops Magreanops Morocops Occitanella Pedinopariops Prokops Reedops Spinicryphops Trimerocephaloides Viaphacops Weyerites
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Givetian of Venezuela (1 collection)
• Devonian of Algeria (4), Argentina (1), Australia (10), Belgium (11), Bolivia (4), Canada (2: Ontario), China (7), Colombia (4), Czechia (40), France (6), Germany (78), Iran (5), Kyrgyzstan (1), Mongolia (2), Morocco (75), Poland (1), Spain (1), the United Kingdom (3), United States (18: Indiana, New York, Ohio, Pennsylvania, West Virginia), Vietnam (2)
• Silurian to Devonian of China (1)
• Silurian of Australia (1)
Total: 278 collections including 395 occurrences