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Hypermecaspis

Trilobita - Ptychopariida - Olenidae

Taxonomy
Hypermecaspis was named by Harrington and Leanza (1957) [Sepkoski's age data: O Trem-u O Aren-u Sepkoski's reference number: 378,795]. It is not extant.

It was assigned to Hypermecaspididae by Harrington and Leanza (1957); to Ptychopariida by Sepkoski (2002); and to Olenidae by Jell and Adrain (2003).

Synonymy list
YearName and author
1957Hypermecaspis Harrington and Leanza
2002Hypermecaspis Sepkoski, Jr.
2003Hypermecaspis Jell and Adrain p. 387

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderPtychopariidaSwinnerton 1915
familyOlenidaeBurmeister 1843
genusHypermecaspisHarrington and Leanza 1957

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