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Stephanastrum orbiculare
Taxonomy
Stephanastrum orbiculare was named by Rüst (1898).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1898 | Stephanastrum orbiculare Rüst |
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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.
†Stephanastrum orbiculare Rüst 1898
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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: Late/Upper Oxfordian or 161.20000 to 155.70000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Oxfordian | Switzerland | Stephanastrum orbiculare (47162) |