|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Edrioasteroidea - Edrioblastoida
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.
|X.-J. Zhu et al. 2014||An edrioblastoid with irregular, polyplated stem, distal polyplated and expanded holdfast, 3–4 irregular circlets of strongly ornamented thecal plates, ambulacra composed of large, exposed flooring plates and complex cover plates.|