|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Holothuroidea - Apodida - Myriotrochidae
It was assigned to Theeliidae by Carini (1962), Frizzell and Exline (1966), Gutschick et al. (1967) and Mostler (1971); to Theelidae by Wernlund (1977); to Myriotrochidae by Gilliland (1993); and to Apodida by Sepkoski (2002).
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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.
|G. F. Carini 1962||Sclerites in form of wheels; number of spokes variable (6 to 10 in type species), spokes relatively long; interspoke spaces polygonal, never elliptical or circular; rim inclined to plane of wheel, curving up- ward and inward, denticulate on inner margin; central portion with cylindrical hub elevated below plane of wheel on lower surface.|