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Holmiidae

Trilobita - Redlichiida - Holmiidae

Synonymy list
YearName and author
1953Holmiidae Hupé p. 125
1993Holmiidae Palmer and Repina p. 25
1997Holmiidae Whittington et al. p. 414
1999Holmiidae Lieberman p. 67
2003Holmiidae Ebbestad et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
suborderOlenellina
familyHolmiidaeHupé 1953
familyHolmiidaeHupé 1953

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 1993Olenelloidea with width of interocular area more than half width of extraocular area. Third thoracic segment generally unmodified; prothorax and opisthothorax not differentiated.