|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Asteroidea - Hudsonasteridae
It was synonymized subjectively with Protopalaeaster by Owen (1965).
It was assigned to Hudsonasterinae by Spencer and Wright (1966); to Pustulosida by Sepkoski (2002); and to Hudsonasteridae by Dean Shackleton (2005).
|J. Dean Shackleton 2005||Primary interradials with interradial projections pointing centrally; greater than three adambulacrals abutting against axillary; axillary diamond-shaped.|