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Definition of Spatangoida
1. Noun. Heart-shaped sea urchins.
Exact synonyms: Order Spatangoida
Generic synonyms: Animal Order
Group relationships: Class Echinoidea, Echinoidea
Member holonyms: Heart Urchin
Generic synonyms: Animal Order
Group relationships: Class Echinoidea, Echinoidea
Member holonyms: Heart Urchin