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Taxonomy
Protoptychopyge was named by Balashova (1959). It is not extant.
It was assigned to Asaphidae by Jell and Adrain (2002).
It was assigned to Asaphidae by Jell and Adrain (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1959 | Protoptychopyge Balashova |
| 2002 | Protoptychopyge Jell and Adrain p. 356 |
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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. †Protoptychopyge Balashova 1959
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Diagnosis
No diagnoses are available