Paxillosida are a large order of sea stars.

Characteristics

Paxillosida adults lack anus and suckers on the tube feet and do not develop the brachiolaria stage in early development.

Systematics

Recent analyses suggest that Paxillosida may be a sister taxon of Asterina. The order is divided into the following families

• Astropectinidae
• Ctenodiscidae
• Goniopectinidae
• Luidiidae
• Porcellanasteridae
• Radiasteridae

References