Alternative spelling: Ceratiocarina
Parent taxon: Archaeostraca according to J. H. Collette and J. W. Hagadorn 2010
See also Brooks et al. 1969 and Feldmann and Schweitzer 2019
Sister taxa: Arenosicaris, Baituganocaris, Caryocaridina, Dictyocaris, Dilophaspis, Echinocaridina, Emmelezoe, Guerichicaris, Kerfornecaris, Lebesconteia, Palaeopemphida, Pephricaridina, Rhinocaridina, Rhinocarina, Schugurocaris, Trigonocarys
Subtaxa: Aristozoidae Ceratiocarididae Echinocarididae
Ecology: nektobenthic carnivore
Distribution:
• Devonian of Czechia (4 collections), Germany (1), Morocco (1), Poland (1), the United Kingdom (1)
• Silurian to Devonian of Italy (1)
• Silurian of Canada (1: New Brunswick), Czechia (16), France (1), Italy (2), Poland (2), the United Kingdom (3), United States (8: Florida, Illinois, New York, Wisconsin)
• Whiterockian of United States (1: Oklahoma)
• Arenig of Bolivia (2), Sweden (1)
• Ordovician of Czechia (1), Portugal (1), Sweden (4)
Total: 52 collections including 59 occurrences