Echinoidea - Arbacioida - Arbaciidae

Alternative combination: Echinus lixula

Synonyms: Arbacia pustulosa Leske 1778, Cidaris pustulosa Leske 1778

Belongs to Arbacia according to R. A. Linder et al. 1988

Sister taxon: Arbacia abiquaensis

Ecology: epifaunal grazer