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Mucrospirifer
Taxonomy
Mucrospirifer was named by Grabau (1931) [Sepkoski's age data: D Emsi-u D Give-u Sepkoski's reference number: 25,538]. Its type is Delthyris mucronatus. It is the type genus of Mucrospiriferidae, Mucrospiriferinae.
It was assigned to Mucrospiriferidae by Savage et al. (1978); to Spiriferida by Sepkoski (2002); and to Mucrospiriferinae by Williams et al. (2006).
It was assigned to Mucrospiriferidae by Savage et al. (1978); to Spiriferida by Sepkoski (2002); and to Mucrospiriferinae by Williams et al. (2006).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1931 | Mucrospirifer Grabau |
| 1978 | Mucrospirifer Savage et al. p. 376 |
| 2002 | Khinganospirifer Sepkoski |
| 2002 | Mucrospirifer Sepkoski |
| 2006 | Mucrospirifer 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.
G. †Mucrospirifer Grabau 1931
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†Mucrospirifer mucronatus Conrad 1841
†Mucrospirifer refugiensis Savage et al. 1978
Invalid names: Khinganospirifer [synonym]
Diagnosis
No diagnoses are available