-
-
Eumetazoa (metazoans)
-
Bilateria (bilaterally symmetrical animals)
-
Deuterostomia (deuterostomes)
-
Echinodermata (sea stars, sea urchins, sea cucumbers, and relatives)
-
Class Echinoidea
-
Order Cidaroida
-
Family Cidaridae
-
Genus Histocidaris
-
Species Histocidaris australiae
-
Species Histocidaris elegans
-
Species Histocidaris variabilis
-
-
-
-
-
-
-
-
-