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Morphology Ecology and taphonomy   Age range and collections

Xela

Trilobita - Redlichiida

Taxonomy
Xela was named by Jell and Morris (1990) [Sepkoski's age data: Cm Tojo-l]. It is not extant.

It was assigned to Redlichiida by Sepkoski (2002).

Synonymy list
YearName and author
1990Xela Jell and Morris
2002Xela Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
genusXelaJell and Morris 1990

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.

Diagnosis
No diagnoses are available