Artiopoda - Redlichiida - Ellipsocephalidae
Parent taxon: Ellipsocephalidae according to P. Cederström et al. 2022
See also Ahlberg 1980 and Landing et al. 2008
Sister taxa: Acadolenus, Alueva, Antatlasiinae, Argunaspis, Asiatella, Bergeroniaspis, Bergeroniellus, Bhargavia, Blayacina, Brevitermierella, Cambrunicornia, Catadoxides, Culmenaspis, Geyerorodes, Glabrella, Hamatolenus, Issafeniella, Kadyella, Kameschkoviella, Kijanella, Kingaspis, Krolina, Kymataspis, Latikingaspis, Latoucheia, Latuzella, Lermontovia, Limataceps, Lusatiops, Nelegeria, Olekmaspis, Ourikaia, Paramicmacca, Paraprotolenella, Planolimbus, Protagraulos, Protolenella, Protoleninae, Pruvostinoides, Pseudokadyella, Pseudolenus, Pseudoprotolenella, Ptychoparopsis, Rinconia, Sailycaspis, Sectigena, Strenuaevinae, Strenuella, Tadakoustia, Termieraspis, Termierella, Triangulaspis, Yeshanaspis
Subtaxa: Cambrosaurura Dellingia Ellipsocephalus Ellipsostrenua Kingaspidoides Ornamentaspis
Type: Ellipsocephalus
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Cambrian of Canada (4: New Brunswick collections), Czechia (5), Germany (24), Morocco (17), Norway (3), Poland (5), the Russian Federation (1), Sweden (15), United States (1: Wisconsin)
• Amgan of Czechia (3), Germany (1), Poland (1), Sweden (2)
• Solvan of Czechia (7), Sweden (1)
• Caerfai of Canada (4: New Brunswick)
Total: 94 collections including 152 occurrences