Alternative combination: Protopalaeaster narrawayi
Full reference: G. H. Hudson. 1912. A fossil starfish with ambulacrals covering plates. Ottawa Naturalist 26:21-52
Belongs to Hudsonaster according to J. Dean Shackleton 2005
Sister taxa: Hudsonaster australis, Hudsonaster carectum, Hudsonaster incomptus, Hudsonaster matutinus, Hudsonaster milleri, Hudsonaster ordovicus, Hudsonaster rugosus, Mesopalaeaster shafferi, Mesopalaeaster intermedius, Mesopalaeaster finei, Mesopalaeaster lanceolatus, Mesopalaeaster proavitus, Mesopalaeaster wilberanus, Mesopalaeaster dubius, Mesopalaeaster antiquus, Mesopalaeaster parviusculus, Mesopalaeaster cataractensis, Mesopalaeaster granti, Mesopalaeaster bellulus, Mesopalaeaster acuminatus, Mesopalaeaster clarki, Mesopalaeaster primus, Mesopalaeaster complicatus
Ecology: epifaunal detritivore