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Onuphionella
Taxonomy
Onuphionella was named by Kiryanov (1968) [Sepkoski's age data: Cm Tomm-u Sepkoski's reference number: 1006]. It is not extant. Its type is Onuphionella agglutinata.
It was assigned to Polychaeta by Signor and McMenamin (1988); and to Problematica by Sepkoski (2002).
It was assigned to Polychaeta by Signor and McMenamin (1988); and to Problematica by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1968 | Onuphionella Kiryanov |
| 1988 | Onuphionella Signor and McMenamin p. 236 |
| 2002 | Onuphionella 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. †Onuphionella Kiryanov 1968
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†Onuphionella agglutinata Kirjanov 1968
†Onuphionella claytonensis Signor and McMenamin 1988
†Onuphionella durhami Signor and McMenamin 1988
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. W. Signor and M. A. S. McMenamin 1988 | Large, membranous tubes with external imbricated armor of mica flakes, cylindrical to gradually expanding; apex not observed; mica flakes secured by one edge to tube and that edge aligned transverse to axis of tube; tubes flexible but fragile and broken specimens not uncommon. |
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Bambach et al. 2007 | |||||
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ediacaran | USA (Nevada) | O. sp. (7180) | |
| Terreneuvian | Estonia | O. agglutinata (236570) | |
| Begadean | USA (California) | O. durhami (227036 227037) | |
| Dyeran | USA (Nevada) | O. claytonensis (227038) |