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Verbatim
Euechinoidea
Animal
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The subclass Euechinoidea includes almost all living species of sea urchin, with fossil forms going back as far as the Triassic.
Wikipedia
Higher classification
:
Sea urchins
Scientific name
:
Euechinoidea
Rank
:
Subclass
Lower classifications
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Echinacea
Echinoida
Spatangoida
Echinus
Sand dollar
Echinometra
Echinocardium cordatum
Diadematacia