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Anthozoa - Stauriida - Laccophyllidae

Metrionaxon was named by Glinski (1963) [Sepkoski's age data: D Sieg D Give Sepkoski's reference number: 422]. It is not extant.

It was assigned to Laccophyllinae by Hill (1981); and to Rugosa by Sepkoski (2002).

Synonymy list
YearName and author
1963Metrionaxon Glinski
1981Metrionaxon Hill
2002Metrionaxon Sepkoski, Jr.

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phylumCnidariaHatschek 1888
classAnthozoaEhrenberg 1834
subclassRugosa(Milne-Edwards and Haime 1850)
orderStauriidaVerrill 1865
suborderMetriophyllinaSpasskiy 1965
familyLaccophyllidaeGrabau 1928
subfamilyLaccophyllinaeGrabau 1928
genusMetrionaxonGlinski 1963

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.

No diagnoses are available