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Pesaia

Artiopoda - Ptychopariida - Elviniidae

Taxonomy
Pesaia was named by Walcott and Ressler (1928) [Sepkoski's age data: Cm Dres-u Sepkoski's reference number: 618]. It is not extant.

It was assigned to Ptychopariida by Sepkoski (2002); and to Elviniidae by Jell and Adrain (2002).

Species lacking formal opinion data

Synonymy list
YearName and author
1928Pesaia Walcott and Ressler
2002Pesaia Jell and Adrain p. 424
2002Pesaia Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
EcdysozoaAguinaldo et al. 1997
Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyElviniidaeKobayashi 1936
genusPesaiaWalcott and Ressler 1928

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. †Pesaia Walcott and Ressler 1928
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Diagnosis
No diagnoses are available