Gastropoda - Tonnoidea - Cassidae

Alternative spelling: Cassis (Casmaria)

Parent taxon: Cassidae according to H. S. Ladd 1982

Sister taxa: Cassididae, Cassinae, Ceiba, Oocorythinae, Phaliinae, Sconsodolium

Subtaxa: Casmaria erincaeus, Casmaria ponderosa

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Ecology: epifaunal carnivore