УДК 563.912.32
Diploporita
код УДК
описание
примечания
563.912.321
Aristocystidae
563.912.322
Sphaeronidae
563.912.323
Gomphocystidae
563.912.324
Glyptosphaeridae
563.912.325
Protocrinidae
563.912.326
Mesocystidae