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Ishigaum
Taxonomy
Ishigaum was named by De Wever and Caridroit (1984) [Sepkoski's age data: P Guad-u Sepkoski's reference number: 1007].
It was assigned to Spumellaria by Sepkoski (2002); and to Cauletellidae by De Wever et al. (2001) and Noble et al. (2017).
It was assigned to Spumellaria by Sepkoski (2002); and to Cauletellidae by De Wever et al. (2001) and Noble et al. (2017).
Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Ishigaum De Wever and Caridroit |
| 2001 | Ishigaum De Wever et al. p. 105 |
| 2002 | Ishigaum Sepkoski |
| 2017 | Ishigaum Noble et al. p. 460 |
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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. †Ishigaum De Wever and Caridroit 1984
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†Ishigaum complanum Feng et al. 2006
†Ishigaum craticula Shang et al. 2001
†Ishigaum fusinum Feng et al. 2006
†Ishigaum klaengensis Sashida 2000
†Ishigaum labaensis Feng and Liu 1993
†Ishigaum longispina Feng et al. 2006
†Ishigaum obesum De Wever and Caridroit 1984
†Ishigaum trifustis De Wever and Caridroit 1984
†Ishigaum tristylum Feng et al. 2006
Diagnosis
No diagnoses are available