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Orthothyris
Taxonomy
Orthothyris was named by Cooper (1955) [Sepkoski's age data: K l Sepkoski's reference number: 1]. Its type is Orthothyris radiata. It is the type genus of Orthothyridinae.
It was assigned to Terebratulidae by Cooper (1955); to Terebratulida by Sepkoski (2002); and to Orthothyridinae by Cooper (1973) and Williams et al. (2006).
It was assigned to Terebratulidae by Cooper (1955); to Terebratulida by Sepkoski (2002); and to Orthothyridinae by Cooper (1973) and Williams et al. (2006).
Species
O. pectinoides, O. radiata (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Orthothyris Cooper p. 64 |
| 1973 | Orthothyris Cooper p. 389 |
| 2002 | Orthothyris Sepkoski |
| 2006 | Orthothyris Williams et al. p. 2158 |
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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. †Orthothyris Cooper 1955
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†Orthothyris pectinoides von Koenen 1894
†Orthothyris radiata Cooper 1955
Diagnosis
No diagnoses are available