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Archaeaspis

Trilobita - Redlichiida - Archaeaspididae

Taxonomy
Archaeaspis was named by Repina (1965) [Sepkoski's age data: Cm Atda-u Sepkoski's reference number: 468,522]. It is not extant. Its type is Archaeaspis hupei. It is the type genus of Archaeaspididae.

It was assigned to Archaeaspididae by Palmer and Repina (1993) and Whittington et al. (1997); and to Olenellida by Sepkoski (2002).

Synonymy list
YearName and author
1965Archaeaspis Repina
1993Archaeaspis Palmer and Repina p. 29 fig. 9.1
1997Archaeaspis Whittington et al. p. 422
2002Archaeaspis Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumMandibulata
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
familyArchaeaspididaeRepina 1979
genusArchaeaspisRepina 1965

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
ReferenceDiagnosis
A. R. Palmer and L. N. Repina 1993Archaeaspididae with glabella slightly ta- pered forward, L4 slightly conical. Interocular area wider than extraocular area opposite midlength of ocular lobe. Posterior tips of ocular lobes approximately opposite oc- cipital furrow. Genal spines short, broad-based. Border broad, convex, well defined; sagittal length greater than length of preglabellar field. Exoskeletal surface strongly reticulate.