Asteroidea - Euaxosida - Mesopalaeasteridae
Full reference: C. Schuchert. 1915. Revision of Paleozoic Stelleroidea with special reference to North American Asteroidea. Bulletin of the American Museum of Natural History 88:1-311
Parent taxon: Euaxosida according to D. B. Blake 2018
See also Spencer and Wright 1966
Sister taxa: Cnemidactinidae, Devonistella, Eoactis, Helianthasteridae, Lacertasteridae, Lepidasteridae, Lepidasterina, Lepyriactis, Omanasteridae, Palasterinidae, Platanasteridae, Schondorfia, Taeniactis
Subtaxa: Coccaster Lepidactininae Macroporaster Medinaster Mesopalaeaster Mesopalaeasterinae
Type: Mesopalaeaster
Ecology: slow-moving low-level epifaunal carnivore
Distribution:
• Devonian of the Czech Republic (1 collection)
• Silurian of Canada (1: Ontario), the United Kingdom (2)
• Ordovician of the United Kingdom (2), United States (17: Kentucky, New York, Ohio, Pennsylvania)
Total: 23 collections including 24 occurrences