Holectypoida is an order of echinoderms. There are 37 species of Holectypoida, in 11 genera and 4 families. It includes groups like Holectypidae, Anorthopygidae, and Coenholectypidae. Dead Holectypoida form shallow marine sediments. They are bioturbators. They have sexual reproduction.
EOL has data for 9 attributes, including: