Artiopoda - Asaphida - Remopleurididae
Synonym: Hypodicranotinae Pribyl and Vanel 1972
Parent taxon: Remopleurididae according to F. Nikolaisen 1983
See also Harrington et al. 1959, Harrington and Leanza 1957 and Ludvigsen and Chatterton 1991
Sister taxa: Aktugaiella, Apatokephalina, Apatokephaloides, Apatokephalops, Apatokephalus, Artokephalus, Blosyropsis, Brachypleura, Deanokephalus, Diplapatokephalus, Dislobosaspis, Eoapatokephalus, Eorobergia, Haniwa, Hastiremopleurides, Hexacopyge, Hukasawaia, Hypodicranotus, Ivshinaspis, Jiia, Kainella, Kainellidae, Lacorsalina, Lingukainella, Lohanpopsis, Loshanella, Mendosina, Menoparia, Naustia, Oculeus, Portentosus, Praepatokephalus, Proapatokephalops, Pseudokainella, Pugilator, Remopleuridiella, Richardsonella, Richardsonellidae, Robergiella, Scinocephalus, Sigmakainella, Sunocavia, Tramoria, Yosimuraspis
Subtaxa: Amphitryon Remopleurella Remopleurides Robergia Sculptella
Ecology: nektobenthic carnivore
Distribution:
• Uhaku of Norway (4 collections), the Russian Federation (1), Sweden (7)
• Chazyan of Canada (17: Newfoundland and Labrador, Northwest Territories), United States (4: California, New York)
• Whiterockian of Canada (14: Newfoundland and Labrador, Quebec), Norway (1), United States (24: Nevada, New York, Oklahoma, Vermont)
• Billingen of Estonia (1), the Russian Federation (1)
• Arenig of Canada (1: Newfoundland and Labrador), China (5)
• Ordovician of Australia (13), Canada (18: Newfoundland, Newfoundland and Labrador, Northwest Territories, Nunavut, Quebec, Yukon), China (58), Czechia (3), Ireland (9), Italy (1), Kazakhstan (5), Morocco (2), Norway (128), the Russian Federation (24), Sweden (50), the United Kingdom (39), United States (39: California, Illinois, Maine, Missouri, Nevada, Oklahoma, Tennessee, Virginia)
• Ibexian of United States (1: Nevada)
Total: 470 collections including 555 occurrences