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; subclass Asteroidea, order Paxillosida)

A suborder of starfish in which the marginal frame consists of an upper and a lower pair of ossicles. The aboral skeleton consists of paxillae set in a flexible membrane. The tube feet are pointed, and without terminal discs. The suborder first appeared in the Jurassic and persists to the present day.

Subjects: Zoology and Animal Sciences.

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