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Pterotheca triangularis
Taxonomy
Pterotheca triangularis was named by Bradley (1930). It is not extant. Its type locality is Near Batchtown, which is in a Shermanian carbonate limestone in the Kimmswick limestone Formation of Illinois.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1930 | Pterotheca triangularis Bradley |
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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.
†Pterotheca triangularis Bradley 1930
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Diagnosis
No diagnoses are available