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Anthozoa - Scleractinia - Caryophylliidae

Placocyathus was named by Milne-Edwards and Haime (1848) [Sepkoski's age data: T Mi-l T Plio Sepkoski's reference number: 1110].

It was synonymized subjectively with Meandrina by Wells (1956); it was reranked as Meandrina (Placocyathus) by Kiessling (2008).

It was assigned to Scleractinia by Sepkoski (2002); to Meandrina by Kiessling (2008); and to Caryophylliidae by Kiessling (2014).

Synonymy list
YearName and author
1848Placocyathus Milne-Edwards and Haime
2002Placocyathus Sepkoski, Jr.
2008Meandrina (Placocyathus) Kiessling
2014Placocyathus Kiessling

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phylumCnidariaHatschek 1888
classAnthozoaEhrenberg 1834
subclassZoanthariade Blainville 1830
orderScleractiniaBourne 1900
suborderCaryophylliina(Vaughan and Wells 1943)
superfamilyCaryophylliicaeGray 1847
familyCaryophylliidaeGray 1847
genusPlacocyathusMilne-Edwards and Haime 1848

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