Actinodiscus Smith and Paul 1982

Cyclocystoidea - Cyclocystoididae

Full reference: A. B. Smith and C.R.C. Paul. 1982. Revision of the Class Cyclocystoidea (Echinodermata). Philosophical Transactions of the Royal Society of London, Series B 296:577-679

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

Sister taxa: Apycnodiscus, Cyclocystoides, Diastocycloides, Monocycloides, Narrawayella, Nicholsodiscus, Polytryphocycloides, Sievertsia, Zygocycloides

Subtaxa: Actinodiscus wrighti

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Type: Actinodiscus wrighti

Ecology: stationary low-level epifaunal

Distribution:

• Ordovician of the United Kingdom (1 collection), United States (4: Illinois, Iowa, Minnesota)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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