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Obolella
Taxonomy
Obolella was named by Billings (1861) [Sepkoski's age data: Cm Atda-l Cm Boto-l Sepkoski's reference number: 19,885]. It is the type genus of Obolellidae.
It was assigned to Obolellidae by Geyer (1994), Williams et al. (2000); and to Obolellida by Bengtson (1992), Sepkoski (2002).
It was assigned to Obolellidae by Geyer (1994), Williams et al. (2000); and to Obolellida by Bengtson (1992), Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1861 | Obolella Billings |
| 1992 | Obolella Bengtson p. 1030 |
| 1994 | Obolella Geyer p. 996 |
| 2000 | Obolella Williams et al. p. 201 |
| 2002 | Obolella Sepkoski |
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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. †Obolella Billings 1861
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†Obolella asiatica Walcott 1905
†Obolella atlantica Walcott 1890
†Obolella chromatica Billings 1861
†Obolella crassa Hall 1847
†Obolella discoidea Hall and Whitfield 1877
†Obolella excelsis Walcott 1908
†Obolella mexicana Cooper et al. 1952
†Obolella vermilionensis Walcott 1912
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013 | |||||
Age range: base of the Branchian to the top of the Blackhillsian or 516.20000 to 471.30000 Ma
Collections (36 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Caerfai | USA (New York) | O. sp. (181) | |
| Early/Lower Cambrian | USA (California) | Trematobolus excelsis (226619) | |
| Cambrian | USA (Maryland) | O. sp. (265) | |
| Cambrian | USA (New York) | O. sp. (254) | |
| Atdabanian | Russian Federation | O. sp. (10047) | |
| Atdabanian | Russian Federation (Yakutia) | O. chromatica (233071) | |
| Nangaoian | India (Uttar Pradesh) | O. sp. (46505) | |
| Nangaoian | China (Xinjiang) | O. sp. (49494) | |
| Montezuman | USA (California) | Trematobolus excelsis (226620) Trematobolus excelsis, O. vermilionensis (203379) | |
| Branchian | Canada (Newfoundland and Labrador) | O. atlantica (99495) | |
| Branchian | USA (Massachusetts) | O. atlantica (56854) | |
| Botomian | Norway (Mjosen) | O. rotundata, O. favosa (42220) | |
| Botomian | Russian Federation (Yakutia) | O. chromatica (174246 232979) | |
| Dyeran | Greenland | O. crassa (49456 49457 49460 49461 49463 49464 49471 67776 67781) | |
| Dyeran | Canada (Newfoundland and Labrador) | O. crassa (50783) O. sp. (9900) | |
| Dyeran | USA (Nevada) | O. sp. (10497) | |
| Dyeran | USA (California) | O. sp., Trematobolus excelsis, O. vermilionensis (226617) O. vermilionensis (226565 226589) Trematobolus excelsis (226618) Trematobolus excelsis, O. vermilionensis (226621) | |
| Dyeran | USA (New York) | O. sp. (182) | |
| Dyeran | Greenland (Peary Land) | O. crassa (210618) | |
| Furongian | Svalbard and Jan Mayen | O. atlantica (212582) | |
| Blackhillsian | USA (Nevada) | O. discoidea (232703) |