| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
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
Measurements
No measurements are available
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| Source: p = phylum | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Age range: base of the Atdabanian to the top of the Botomian or 521.00000 to 512.10000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Atdabanian | Russian Federation (Kemorovo) | R. sp. (56741 56745 56751 56752 56753 56755) | |
| Botomian | Australia (South Australia) | R. brenti (79944) | |
| Botomian | Russian Federation (Yakutia) | R. meshkovae (174246 232979) | |
| Botomian | Russian Federation (Siberia) | R. polaris (232978) |