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Isomicraster

Echinoidea - Spatangoida - Spatangidae

Taxonomy
Isomicraster is a genus. It is not extant.

It was assigned to Spatangidae by Djabarov (1964); to Toxasteridae by Fischer (1966); and to Spatangoida by Sepkoski (2002).

Synonymy list
YearName and author
1964Isomicraster Djabarov p. 62
1966Isomicraster Fischer p. U554
2002Isomicraster Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEchinozoa
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
Carinacea
Irregularia()
Atelostomata
orderSpatangoida
suborderBrissidina
superfamilySpatangidea
familySpatangidae
genusIsomicraster

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