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Ischnoptygma
Taxonomy
Ischnoptygma was named by Erwin (1988) [Sepkoski's age data: P Leon-u Sepkoski's reference number: 777]. It is the type genus of Ischnoptygminae, Ischnoptygmidae.
It was assigned to Ischnoptygmidae by Erwin (1988); to Ischnoptygminae by Nützel et al. (2000); to Neotaenioglossa by Sepkoski (2002); and to Ischnoptygmatidae by Bouchet et al. (2005).
It was assigned to Ischnoptygmidae by Erwin (1988); to Ischnoptygminae by Nützel et al. (2000); to Neotaenioglossa by Sepkoski (2002); and to Ischnoptygmatidae by Bouchet et al. (2005).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Ischnoptygma Erwin |
| 2000 | Ischnoptygma Nützel et al. p. 581 |
| 2002 | Ischnoptygma Sepkoski |
| 2005 | Ischnoptygma Bouchet et al. p. 92 |
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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. †Ischnoptygma Erwin 1988
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†Ischnoptygma archibaldi Erwin 1988
†Ischnoptygma valentinei Erwin 1988
Diagnosis
No diagnoses are available