|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
It was reranked as the infraorder Articulata by Wright et al. (2017).
It was assigned to Crinoidea by Donovan et al. (1993), Stilwell et al. (1994), Ausich (1998) and Webster and Jell (1999); and to Eucladida by Wright et al. (2017).
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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.