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Asterocyathus
Taxonomy
Asterocyathus was named by Vologdin (1940) [Sepkoski's age data: Cm Atda-l Cm Boto-l Sepkoski's reference number: 1243]. Its type is Asterocyathus salairicus. It is the type genus of Asterocyathidae.
It was assigned to Ajacicyathida by Sepkoski (2002); and to Asterocyathidae by Debrenne et al. (2015).
It was assigned to Ajacicyathida by Sepkoski (2002); and to Asterocyathidae by Debrenne et al. (2015).
Species
A. densus, A. salairicus (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1940 | Asterocyathus Vologdin |
| 2002 | Asterocyathus Sepkoski |
| 2015 | Asterocyathus Debrenne et al. p. 997 |
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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.
G. †Asterocyathus Vologdin 1940
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Asterocyathus densus Vologdin 1940
†Asterocyathus salairicus Vologdin 1940
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| References: Bambach et al. 2007, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Atdabanian to the top of the Botomian or 521.00000 to 512.10000 Ma
Minimum age of oldest fossil (stem group age): 516.0 Ma
Minimum age of oldest fossil (stem group age): 516.0 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Atdabanian | Russian Federation (Kemorovo) | A. sp. (56745 56748 56751 56756 56759) | |
| Atdabanian | Russian Federation (Salair) | A. salairicus (232867) | |
| Atdabanian | Russian Federation (Tuva) | A. densus (232977) | |
| Atdabanian | Russian Federation (Khakasiya) | A. sp. (81322) | |
| Botomian | Russian Federation (Kemorovo) | A. sp. (56761) | |
| Botomian | Russian Federation (Khakasiya) | A. sp. (81444) |