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Xiphogonium

Trilobita - Proetida - Tropidocoryphidae

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).

Synonyms
Synonymy list
YearName and author
1847Xiphogonium Hawle and Corda
1969Trautensteinproetus Pillet
2002Xiphogonium Jell and Adrain p. 461
2002Trautensteinproetus Sepkoski
2002Xiphogonium Sepkoski
2021Xiphogonium Bault et al. pp. Appendix 7

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
Life
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
superfamilyProetoideaHawle and Corda 1847
familyTropidocoryphidaePribyl 1946
subfamilyEremiproetinaeAlberti 1967
genusXiphogoniumHawle and Corda 1847

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