| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Siphovalvulina variabilis
Taxonomy
Siphovalvulina variabilis was named by Septfontaine (1988).
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Siphovalvulina variabilis Septfontaine |
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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.
†Siphovalvulina variabilis Septfontaine 1988
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: Tithonian or 152.10000 to 145.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Kimmeridgian - Tithonian | Bulgaria | Siphovalvulina variabilis (151486) | |
| Tithonian | Poland | Siphovalvulina variabilis (151546 151577) | |
| Tithonian - Berriasian | Austria | Siphovalvulina variabilis (68261) |