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Helenathyridinae
Taxonomy
Helenathyridinae was named by Dagys (1974). Its type is Helenathyris.
It was assigned to Athyrididae by Williams et al. (2002).
It was assigned to Athyrididae by Williams et al. (2002).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Helenathyridinae Dagys p. 154 |
| 2002 | Helenathyridinae Williams et al. p. 1522 |
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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.
Subfm. †Helenathyridinae Dagys 1974
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G. †Biernatella
G. †Eobiernatella
G. †Helenathyris
G. †Sphaerathyris
Diagnosis
No diagnoses are available