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Gyrothyris
Taxonomy
Gyrothyris was named by Thomson (1918) [Sepkoski's age data: T Mi R Sepkoski's reference number: 1]. It is extant.
It was assigned to Terebratulida by Sepkoski (2002); and to Terebratellinae by Williams et al. (2006).
It was assigned to Terebratulida by Sepkoski (2002); and to Terebratellinae by Williams et al. (2006).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Gyrothyris Thomson |
| 2002 | Gyrothyris Sepkoski |
| 2006 | Gyrothyris Williams et al. p. 2231 |
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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. Gyrothyris Thomson 1918
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Gyrothyris mawsoni Thomson 1918
Gyrothyris williamsi Bitner et al. 2008
Diagnosis
No diagnoses are available