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Sactoceras piso
Taxonomy
Orthoceras piso was named by Billings (1865).
It was recombined as Sactoceras piso by Billings (1865) and Foerste (1924).
It was recombined as Sactoceras piso by Billings (1865) and Foerste (1924).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1865 | Sactoceras piso Billings |
1924 | Sactoceras piso Foerste |
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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.
†Sactoceras piso Billings 1865
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Aberhan et al. 2004, Kiessling 2004 |
Age range: Richmondian or 449.60000 to 445.50000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Richmondian | Canada (Ontario) | Sactoceras piso (173332) |