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Sphenaulax piriformis
Taxonomy
Sphenaulax piriformis was named by Gerasimov (1960). It is not extant. Its type locality is Lopatino quarry, which is in a Tithonian marginal marine sandstone in the Russian Federation.
Synonymy list
| Year | Name and author |
|---|---|
| 1960 | Sphenaulax piriformis Gerasimov |
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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.
†Sphenaulax piriformis Gerasimov 1960
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Diagnosis
No diagnoses are available