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Cornuspira semiconstrictus
Taxonomy
Ammodiscus semiconstrictus was named by Waters (1927).
It was recombined as Cornuspira semiconstrictus by Harlton (1933).
It was recombined as Cornuspira semiconstrictus by Harlton (1933).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1927 | Ammodiscus semiconstrictus Waters |
1933 | Cornuspira semiconstrictus Harlton p. 9 |
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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.
†Cornuspira semiconstrictus Waters 1927
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Diagnosis
No diagnoses are available