Taxonavigation
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Echinodermata
Subphylum: Echinozoa
Classis: †Helicoplacoidea
⧼Uncertainties⧽
Classified in Echinozoa for convenience. More likely a basal echinoderm group.
Name
Helicoplacoidea Durham, 1963
Links
Vernacular names
English: Helicoplacoidea
中文: 海旋板纲
中文: 海旋板纲
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