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Zonacyathus
Taxonomy
Zonacyathus is a genus. It is not extant.
It was assigned to Ajacicyathida by Sepkoski (2002); and to Sajanocyathidae by Debrenne et al. (2015).
It was assigned to Ajacicyathida by Sepkoski (2002); and to Sajanocyathidae by Debrenne et al. (2015).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Diplocyathellus Sepkoski |
| 2002 | Zonacyathus Sepkoski |
| 2015 | Zonacyathus Debrenne et al. p. 959 |
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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. †Zonacyathus
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†Zonacyathus borealis Handfield 1971
†Zonacyathus princetonensis Handfield 1971
Invalid names: Diplocyathellus [synonym]
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: base of the Atdabanian to the top of the Botomian or 521.00000 to 512.10000 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Atdabanian | Canada (Yukon) | Z. borealis (49026) | |
| Atdabanian | Canada (Northwest Territories) | Z. borealis (49027) | |
| Atdabanian | Canada (British Columbia) | Z. princetonensis (49013) | |
| Botomian | Russian Federation (Yakutiya) | Z. einastoi (81222) | |
| Botomian | Australia (South Australia) | Diplocyathellus carmen (81016) | |
| Botomian | Russian Federation (Tuva) | Z. vermiculatus (81468 81469) Z. vermiculatus, Z. fonini (81470) | |
| Botomian | Russian Federation (Yakutia) | Z. einastoi (232979) | |
| Botomian | Antarctica | Diplocyathellus sp. (62871) | |
| Botomian | Russian Federation (Khakasiya) | Z. borealis (81316 81317) Z. poletaevae, Z. flexus, Z. vermiculatus (81460) Z. sp. (81451) Z. vermiculatus (81325 81326) | |
| Lenian | Mongolia | Z. vermiculatus (45951) | |
| Botomian - Caerfai | USA (Nevada) | Diplocyathellus sp. (9315 9316) | |
| Dyeran | USA (Nevada) | Diplocyathellus sp. (7787) |