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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Alnus scalariforme
Taxonomy
Alnus scalariforme was named by Srivastava and Suzuki (2001). It is not extant. Its type specimen is Tohoku University, No. 71104, a wood. Its type locality is Koinoura, Tsuyazaki, which is in an Oligocene terrestrial tuff in the Tsuyazaki Formation of Japan.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Alnus scalariforme Srivastava and Suzuki |
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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.
†Alnus scalariforme Srivastava and Suzuki 2001
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: Early/Lower Oligocene or 33.90000 to 28.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Oligocene | Japan (Fukuoka) | Alnus scalariforme (type locality: 224520) |