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Mucrospiriferidae
Taxonomy
Mucrospiriferidae was named by Pitrat (1965). It is not extant. Its type is Mucrospirifer.
It was assigned to Spiriferacea by Savage et al. (1978); and to Delthyridoidea by Williams et al. (2006).
It was assigned to Spiriferacea by Savage et al. (1978); and to Delthyridoidea by Williams et al. (2006).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Mucrospiriferidae Pitrat |
| 1978 | Mucrospiriferidae Savage et al. p. 376 |
| 2006 | Mucrospiriferidae Williams et al. p. 1843 |
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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. †Mucrospiriferidae Pitrat 1965
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Subfm. †Mucrospiriferinae Boucot 1959
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G. †Apousiella
G. †Mucrospirifer Grabau 1931
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†Mucrospirifer mucronatus Conrad 1841
†Mucrospirifer refugiensis Savage et al. 1978
Invalid names: Khinganospirifer [synonym]
G. †Sulcatospirifer
Subfm. †Tylothyridinae Carter 1972
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G. †Texathyris
G. †Tylothyris North 1920
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†Tylothyris brevaurita Carter 1967
†Tylothyris mesacostalis Hall 1867
†Tylothyris minima Campbell and Engel 1963
†Tylothyris missouriensis Weller 1906
†Tylothyris multicostatus Maxwell 1964
†Tylothyris novamexicana Stainbrook 1947
†Tylothyris pauciplicata Yang 1986
Diagnosis
No diagnoses are available