|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Asteroidea - Platyasterida - Palasteriscidae
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.
|D. B. Blake 1994||Arms elongate and petaloid with a very small disk; ambulacrals broad with an external podial basin at the abradial end of the basin; ambitus formed by relatively narrow adambulacrals; adambulacrals spinose.|