|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Holothuroidea - Priscopedatidae
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.
|H. Kozur and W. Sadeddin 1990||Sieve-plate plane, subcircular, subquadratic or irreg- ular. Outer margin smooth or undulated. In the central field 4 large, cross-shaped, regularly arranged pores are present, sur- rounded by an irregular ring of moderately large pores. In places this pore-ring is reduced to 4 pores arranged intermittently to the large central pores.|