Spatangus
Spatangus is a genus of heart urchins in the Spatangidae family.[1] The genus is synonymous with the previously recognised genera Prospatangus Lambert, 1902 and Spatagus.[1] There are nine recognised species. The type species is Spatangus purpureus Müller, 1776 by subsequent designation (Rowe & Gates, 1995).[1] Spatangus comprises marine heart urchins that feed on subsurface deposits and graze.[1] Fossil of heart urchins of this genus have been found in the sediments of Europe, United States, Egypt and Australia from Cretaceous to Pliocene (age range: 85.8 to 2.588 Ma).[2] SpeciesSpecies within this genus include:[1][2]
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