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Pterotheca anticostiana
Taxonomy
Pterotheca anticostiana was named by Twenhofel (1928). It is not extant. Its type locality is English Head Section, which is in a Richmondian carbonate limestone/shale in the English Head Formation of Canada.
Sister species lacking formal opinion data
Synonymy list
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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 anticostiana Twenhofel 1928
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Diagnosis
No diagnoses are available