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Ptyctothyris
Taxonomy
Ptyctothyris was named by Buckman (1917) [Sepkoski's age data: J Aale J Call-l Sepkoski's reference number: 872].
It was assigned to Terebratulida by Sepkoski (2002); and to Loboidothyridinae by Cooper (1983), Williams et al. (2006) and Feldman et al. (2021).
It was assigned to Terebratulida by Sepkoski (2002); and to Loboidothyridinae by Cooper (1983), Williams et al. (2006) and Feldman et al. (2021).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1917 | Ptyctothyris Buckman p. 101 |
| 1983 | Ptychtothyris Cooper p. 142 |
| 1983 | Systenothyris Cooper p. 156 |
| 2002 | Ptyctothyris Sepkoski |
| 2002 | Systenothyris Sepkoski |
| 2006 | Ptyctothyris Williams et al. p. 2084 |
| 2021 | Ptyctothyris Feldman et al. p. 452 |
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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. †Ptyctothyris Buckman 1917
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†Ptychtothyris stephani Davidson 1877
†Ptyctothyris biplicata Rousselle 1965
†Ptyctothyris daghaniensis Muir-Wood 1935
†Ptyctothyris hardgravensis Crickmay 1933
†Ptyctothyris niortensis Rollier 1918
†Ptyctothyris phlegethontis Crickmay 1933
†Ptyctothyris quillyensis Bayle 1879
†Ptyctothyris remisovi Makridin 1964
†Ptyctothyris subcanaliculata Oppel 1856
Invalid names: Systenothyris Cooper 1983 [synonym]
Diagnosis
No diagnoses are available