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Archaeaspididae

Trilobita - Redlichiida - Archaeaspididae

Taxonomy
Archaeaspididae was named by Repina (1979). It is not extant. Its type is Archaeaspis.

It was assigned to Fallotaspidoidea by Palmer and Repina (1993); and to Redlichiida by Whittington et al. (1997).

Synonymy list
YearName and author
1979Archaeaspididae Repina p. 20
1993Archaeaspididae Palmer and Repina p. 29
1997Archaeaspididae Whittington et al. p. 422

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

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 1993Fallotaspidoidea with anterior part of L4 anterior to line tangent to anterolateral margin of ocular lobe. Parafrontal band usually present, continuing to or nearly to anterior end of L4. Width of interocular area approximately same as extraocular area. Genal spines usually present.