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Acrospiriferidae
Taxonomy
Acrospiriferidae was named by Termier and Termier (1949). Its type is Acrospirifer.
It was assigned to Delthyridoidea by Williams et al. (2006).
It was assigned to Delthyridoidea by Williams et al. (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1949 | Acrospiriferidae Termier and Termier |
| 2006 | Acrospiriferidae Williams et al. p. 1836 |
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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.
Fm. †Acrospiriferidae Termier and Termier 1949
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Subfm. †Acrospiriferinae Termier and Termier 1949
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G. †Mauispirifer
G. †Xerospirifer Havlicek 1978
Subfm. †Elymospiriferinae Johnson and Hou 1994
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G. †Elymospirifer Wang 1974
G. †Multispirifer
G. †Perryspirifer Jones and Boucot 1983
Diagnosis
No diagnoses are available