Cypraeoidea

Cypraeoidea, the cowries and cowry allies, is a superfamily of sea snails, marine gastropods included in the order Littorinimorpha. This superfamily had been called Cypraeacea and was named by Rafinesque in 1815.

Eratoidae is a family of predatory sea snails, marine gastropods included in the superfamily Cypraeoidea.