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Columnaxon

Anthozoa - Stauriida - Columnaxonidae

Taxonomy
Columnaxon was named by Scrutton (1971) [Sepkoski's age data: S Ludl]. It is not extant.

It was assigned to Cyathaxoniidae by Hill (1981); to Rugosa by Sepkoski (2002); and to Columnaxonidae by Fedorowski and Vassilyuk (2011).

Species lacking formal opinion data

Synonymy list
YearName and author
1971Columnaxon Scrutton
1981Columnaxon Hill
2002Columnaxon Sepkoski
2011Columnaxon Fedorowski and Vassilyuk p. 136

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RankNameAuthor
kingdomAnimalia()
phylumCnidariaHatschek 1888
classAnthozoaEhrenberg 1834
Hexacorallia()
RankNameAuthor
subclassRugosa(Milne-Edwards and Haime 1850)
orderStauriidaVerrill 1865
familyColumnaxonidaeWeyer 2005
genusColumnaxonScrutton 1971

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. †Columnaxon Scrutton 1971
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Diagnosis
No diagnoses are available