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Pyrgocystis (Rhenopyrgus)
Taxonomy
Pyrgocystis (Rhenopyrgus) was named by Dehm (1961) [Sepkoski's age data: O Ashg-m D Emsi-l Sepkoski's reference number: 319]. Its type is Pyrgocystis coronaeformis.
It was reranked as Rhenopyrgus by Sepkoski (2002), Sumrall et al. (2013).
It was assigned to Pyrgocystis by Dehm (1961); to Edrioasterida by Sepkoski (2002); and to Rhenopyrgidae by Sumrall et al. (2013).
It was reranked as Rhenopyrgus by Sepkoski (2002), Sumrall et al. (2013).
It was assigned to Pyrgocystis by Dehm (1961); to Edrioasterida by Sepkoski (2002); and to Rhenopyrgidae by Sumrall et al. (2013).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1961 | Pyrgocystis (Rhenopyrgus) Dehm |
| 2002 | Rhenopyrgus Sepkoski |
| 2013 | Rhenopyrgus Sumrall et al. p. 773 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Subg. †Pyrgocystis (Rhenopyrgus) Dehm 1961
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†Pyrgocystis (Rhenopyrgus) coronaeformis Rievers 1961
†Pyrgocystis (Rhenopyrgus) octogona Richter 1930
Diagnosis
No diagnoses are available