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Bulbocyrtium tubum
Taxonomy
Quasipetasus tubus was named by Yeh (1989). It is not extant. Its type locality is Fields Creek, OR120, which is in a Norian basinal (siliceous) mudstone in the Fields Creek Formation of Oregon.
It was recombined as Bulbocyrtium tubum by De Wever et al. (2001).
It was recombined as Bulbocyrtium tubum by De Wever et al. (2001).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1989 | Quasipetasus tubus Yeh |
| 2001 | Bulbocyrtium tubum De Wever et al. p. 106 |
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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.
†Bulbocyrtium tubum Yeh 1989
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: Norian or 228.00000 to 208.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carnian - Norian | Canada (British Columbia) | Bulbocyrtium tubum (95583) | |
| Norian | Canada (British Columbia) | Bulbocyrtium tubum (95580) | |
| Norian | USA (Oregon) | Quasipetasus tubus (type locality: 96116) |