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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Thalassionema obtusa
Bacillariophyceae - Thalassionematales - Thalassionemataceae
Taxonomy
Thalassiothrix nitzschioides obtusa was named by Grunow (1881).
It was recombined as Thalassionema obtusa by Andrews (1976).
It was recombined as Thalassionema obtusa by Andrews (1976).
Synonymy list
Year | Name and author |
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1881 | Thalassiothrix nitzschioides obtusa Grunow |
1976 | Thalassionema obtusa Andrews p. 21 |
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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.
†Thalassionema obtusa Grunow 1881
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Reference: Kiessling 2004 |
Age range: Serravallian or 13.82000 to 11.62000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Serravallian | USA (Maryland) | Thalassionema obtusa (70546) |