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Xiphogonium
Taxonomy
Xiphogonium was named by Hawle and Corda (1847) [Sepkoski's age data: D Sieg D Emsi-u Sepkoski's reference number: 1106]. It is not extant.
It was assigned to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Eremiproetinae by Bault et al. (2021).
It was assigned to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Eremiproetinae by Bault et al. (2021).
Synonyms
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Synonymy list
Year | Name and author |
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1847 | Xiphogonium Hawle and Corda |
1969 | Trautensteinproetus Pillet |
2002 | Xiphogonium Jell and Adrain p. 461 |
2002 | Trautensteinproetus Sepkoski |
2002 | Xiphogonium Sepkoski |
2021 | Xiphogonium Bault et al. pp. Appendix 7 |
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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. †Xiphogonium Hawle and Corda 1847
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†Xiphogonium loveni Barrande 1846
†Xiphogonium verrucatum Ć najdr 1980
Invalid names: Trautensteinproetus Pillet 1969 [synonym]
Diagnosis
No diagnoses are available