†family Edrioasteridae Bather 1898
Edrioasteroidea - Edrioasterida - Edrioasteridae
Parent taxon: Edrioasterina according to J. Sprinkle and C. D. Sumrall 2015
See also Regnéll 1966
Sister taxa: none
Subtaxa: Edrioaster Pseudedriophus
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Ordovician of Canada (2: Ontario collections), United States (17: Illinois, Illinois, Iowa, Iowa, Illinois, Kentucky, Minnesota, Nevada)
Total: 19 collections each including a single occurrence