Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Acroechinoidea

Echinoidea -

Taxonomy
Acroechinoidea was named by Smith (1981). It is extant. It was considered monophyletic by Smith (1981) and Kroh and Smith (2010).

It was reranked as the infraclass Acroechinoidea by Smith (1995) and Kroh and Smith (2010); it was reranked as the superorder Acroechinoidea by Smith (2015).

It was assigned to Euechinoidea by Smith (1981), Smith (1995), Kroh and Smith (2010) and Smith (2015).

Synonymy list
YearName and author
1981Acroechinoidea Smith p. 791
1995Acroechinoidea Smith p. 123
2010Acroechinoidea Kroh and Smith p. 170
2015Acroechinoidea Smith p. 42

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEchinozoa
classEchinoidea()
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
superorderAcroechinoidea()

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
No diagnoses are available