Trilobita - Redlichiida - Paradoxididae
Parent taxon: Paradoxidoidea according to J. M. Adrain 2011
See also Henningsmoen 1952, Jell and Adrain 2002, Landing et al. 2008, Palmer and Gatehouse 1972 and Whittington et al. 1997
Sister taxa: Centropleuridae, Xystriduridae
Subtaxa: Anabaraceps Anabaraspis Baltoparadoxides Hydrocephalus Paradoxides Paradoxidinae Phanoptes Plutonides Primoriella Schagonaria
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Solvan of the Czech Republic (7 collections), the Russian Federation (2), Spain (2), Sweden (1)
• Amgan of the Czech Republic (3), Norway (1), Poland (1), the Russian Federation (5), Sweden (2)
• Delamaran of Canada (1: New Brunswick), Morocco (15)
• Cambrian of Canada (10: New Brunswick, Newfoundland and Labrador), the Czech Republic (11), Denmark (2), France (6), Germany (4), Italy (3), Morocco (1), Norway (4), Poland (3), the Russian Federation (4), Spain (9), Sweden (1), Turkey (20), the United Kingdom (4), United States (4: Alaska, Massachusetts, South Carolina)
Total: 126 collections including 185 occurrences