|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Holothuroidea - Apodida - Myriotrochidae
It was assigned to Holothuroidea by Croneis and McCormack (1932); to Protocaudinidae by Deflandre-Rigaud (1962); to Elasipoda by Deflandre-Rigaud (1952) and Pawson (1966); to Apodida by Sepkoski (2002); and to Paleochiridotidae by Frizzell and Exline (1966), Gilliland (1993) and Kozur and Mostler (2008).
|Year||Name and author|
|1932||Paleochiridota Croneis and McCormack p. 139|
|1952||Palaeochiridota Deflandre-Rigaud p. 7|
|1962||Paleochiridota Deflandre-Rigaud p. 100|
|1966||Paleochiridota Frizzell and Exline p. U669|
|1966||Paleochiridota Pawson p. U645|
|1993||Paleochiridota Gilliland p. 122|
|2002||Paleochiridota Sepkoski, Jr.|
|2008||Paleochiridota Kozur and Mostler p. 110|
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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.
|C. Croneis and J. McCormack 1932||Calcareous, concavo-convex fossil holothurian discs with six outer spokes, and a variety of ornamental perforations or markings in the cen- tral area. Rim circular or scalloped.|