Full reference: D. B. Blake. 2018. Toward a History of the Paleozoic Asteroidea (Echinodermata). Bulletins of American Paleontology (394)1-96
Parent taxon: Asteroidea according to D. B. Blake and J. Sprinkle 2021
See also Blake 2018
Sister taxa: Ambuloasteroidea, Arthrasteridae, Cryptozonia, Euasteroidea, Euaxosida, Hemizonida, Hunsrueckaster, Kermasida, Lepidasterella, Neopalaeasteridae, Petrasteridae, Phanerozoma, Phanerozonida, Platyasterida, Pleuraster, Proactis, Protarthraster, Pustulosida, Schuchertiidae, Silicaster, Spinulosacea, Trichotaster, Yarravaster
Subtaxa: Aulacolatiaster Fandasteridae Hudsonasteridae Miomaster Palaeasteridae Pleiadeaster Promopalaeasteridae Spaniaster Urasterellidae Xenasteridae
Ecology: slow-moving low-level epifaunal carnivore
Distribution:
• Permian of Australia (1 collection)
• Carboniferous of Ireland (1), United States (6: Indiana, Iowa, Missouri)
• Devonian of Argentina (1), Canada (1: Quebec), Germany (3), South Africa (3), United States (2: Colorado, New York)
• Silurian of Canada (3: Ontario), the United Kingdom (4), United States (6: California, Kentucky, New York, Oklahoma)
• Volkhov of the Russian Federation (1)
• Ordovician of Canada (10: Ontario, Quebec), the United Kingdom (2), United States (39: Illinois, Illinois, Iowa, Iowa, Kentucky, Minnesota, Nevada, Ohio, Oklahoma, Pennsylvania, Tennessee, Utah)
Total: 83 collections including 126 occurrences