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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Oesia
Taxonomy
Oesia was named by Walcott (1911) [Sepkoski's age data: Cm mMid-u]. Its type is Oesia disjuncta.
It was assigned to Pikaidae by Walcott (1911); and to Problematica by Sepkoski (2002) and Bambach et al. (2007).
It was assigned to Pikaidae by Walcott (1911); and to Problematica by Sepkoski (2002) and Bambach et al. (2007).
Species
O. disjuncta (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Oesia Walcott p. 131 |
| 2002 | Oesia Sepkoski |
| 2007 | Oesia Bambach et al. p. S83 |
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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: g = genus | |||||
| Reference: Hendy et al. 2009 | |||||
Age range: base of the Middle Cambrian to the top of the Delamaran or 509.00000 to 506.50000 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Delamaran | Canada (British Columbia) | O. disjuncta (84421 84422 84423 84424 84425 84428) O. sp. (84412 84414 84416 84417 84418 84419 84420 84429 84432 84433 84434 84435 84436 84437) | |
| Middle Cambrian | Canada (British Columbia) | O. sp. (171308) |