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Robertocyathus
Taxonomy
Robertocyathus was named by Rozanov (1969) [Sepkoski's age data: Cm Atda-l Cm Boto-l Sepkoski's reference number: 1243]. Its type is Robertocyathus polaris. It is the type genus of Robertocyathidae.
It was assigned to Ajacicyathida by Sepkoski (2002); and to Robertocyathidae by Debrenne et al. (2015).
It was assigned to Ajacicyathida by Sepkoski (2002); and to Robertocyathidae by Debrenne et al. (2015).
Species
R. polaris (type species)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Robertocyathus Rozanov p. 112 |
| 2002 | Robertocyathus Sepkoski |
| 2015 | Robertocyathus Debrenne et al. p. 960 |
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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.
Diagnosis
No diagnoses are available