Artiopoda - Redlichiida - Paradoxididae
Alternative spelling: Eccaparadoxides
Parent taxon: Paradoxides according to E. Landing et al. 2008
See also Jell and Adrain 2002, Sepkoski 2002 and Whittington et al. 1997
Sister taxa: Paradoxides (Hydrocephalus), Paradoxides (Mawddachites), Paradoxides abenacus, Paradoxides forchhammeri, Paradoxides gracilis, Paradoxides paradoxissimus, Paradoxides pinus, Paradoxides sjogreni
Subtaxa: Eccaparadoxides acadicus Eccaparadoxides eteminicus Eccaparadoxides lamellatus Paradoxides (Eccaparadoxides) eteminicus Paradoxides (Eccaparadoxides) pusillus
Distribution:
• Cambrian of Canada (11: New Brunswick, Newfoundland and Labrador collections), Czechia (6), France (4), the Russian Federation (2), Spain (6), Türkiye (17)
• Amgan of Czechia (3)
• Solvan of Czechia (4), the Russian Federation (2), Spain (2)
Total: 57 collections including 65 occurrences