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Taxonomy
Metacanthina was named by Pillet (1954) [Sepkoski's age data: D Sieg D Emsi-u Sepkoski's reference number: 421,983].
It was assigned to Acastidae by Jell and Adrain (2002); and to Phacopida by Sepkoski (2002).
It was assigned to Acastidae by Jell and Adrain (2002); and to Phacopida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1954 | Metacanthina Pillet |
2002 | Metacanthina Jell and Adrain p. 405 |
2002 | Metacanthina Sepkoski |
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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.
G. †Metacanthina Pillet 1954
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Diagnosis
No diagnoses are available