Gastropoda - Ptenoglossa

Synonym: Scalidae Adams and A. 1853

Parent taxon: Epitonioidea according to P. Bouchet et al. 2005

Sister taxa: Janthinidae, Nystiellidae

Subtaxa: Aciculiscala, Acirsa, Acirsinae, Alora, Amaea, Cirsotrema, Dannevigena, Eglisia, Epitomium, Epitoniinae, Epitonium, Filiscala, Mazescala, Murdochella, Narvaliscala, Nystiellinae, Opalia, Opaliinae, Papuliscala, Problitora, Scala, Scalaria, Scalina, Sthenorytis, Turriscala, Variciscala

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Ecology: slow-moving low-level epifaunal carnivore