Cheilostomatida

order of bryozoans Cheilostomatida (Cheilostomatida) is an order comprising closely related families of organisms. It contains 11 families with 19 known species. Key family groups include Aeteidae, Bugulidae, Candidae, Cryptosulidae, Electridae, and Eucrateidae. It belongs to Gymnolaemata (Gymnolaemata).