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Issedonia
Taxonomy
Issedonia was named by Popov (1980) [Sepkoski's age data: O Aren O Ashg Sepkoski's reference number: 538]. It is not extant.
It was assigned to Torynelasmatinae by Holmer (1989); to Torynelasmatidae by Williams et al. (2000); and to Acrotretida by Sepkoski (2002).
It was assigned to Torynelasmatinae by Holmer (1989); to Torynelasmatidae by Williams et al. (2000); and to Acrotretida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Issedonia Popov |
| 1989 | Issedonia Holmer |
| 2000 | Issedonia Williams et al. p. 124 |
| 2002 | Issedonia Sepkoski |
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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. †Issedonia Popov 1980
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Diagnosis
No diagnoses are available