Cyclocystoidea

PaleoDB taxon number: 103244

Parent taxon: Cyclocystoidea according to A. B. Smith and C.R.C. Paul 1982

Sister taxa: Apycnodiscidae, Moroccodiscidae

Subtaxa: Actinodiscus, Apycnodiscus, Cyclocystoides, Diastocycloides, Monocycloides, Narrawayella, Nicholsodiscus, Perforocycloides, Polytryphocycloides, Sievertsia, Zygocycloides

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Ecology: stationary low-level epifaunal