†order Edrioblastoida Fay 1962

Edrioasteroidea - Edrioblastoida

Alternative spelling: Edrioblastoidea

Parent taxon: Edrioasteroidea according to X.-J. Zhu et al. 2014

See also Sprinkle 1982

Sister taxa: Aragocystites, Cyathocystida, Cyathothecidae, Edrioasterida, Hemicystitidae, Isorophida, Isorophina, Isorophinidae, Kailidiscus, Pyrgocystidae, Stromatocystitida, Stromatocystitidae

Subtaxa: Cambroblastus Pentacystida

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Ecology: stationary low-level epifaunal suspension feeder

Distribution:

• Ordovician of Australia (2 collections), United States (10: Illinois, Iowa, Iowa, Minnesota, Missouri, Oklahoma)

• Cambrian of China (1)

Total: 13 collections each including a single occurrence

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