|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Asteroidea - Hudsonasteridae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|L. G. Herringshaw et al. 2007||Hudsonasterid with large, hexagonal axillary ossicles. Adambulacrals small, square, of consistent size along ray. Inferomarginals square, large along greater length of ray, distally same size as adambulacrals.|