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Superfamily Calyptraeoidea Lamarck 1809 (snail)

Gastropoda - Littorinimorpha

PaleoDB taxon number: 59509

Synonym: Calyptraeacea Lamarck 1809 [objective synonym] (taxon 59507)

Parent taxon: Littorinimorpha according to P. Jeffery 2003

Sister taxa: Capuloidea, Cingulopsoidea, Cypraeoidea, Discopoda, Ficoidea, Littorinoidea, Naticoidea, Pterotracheoidea, Stromboidea, Tonnoidea, Vanikoroidea, Velutinoidea, Vermetoidea, Xenophoroidea

Subtaxa: Calyptraeidae, Gyrotropidae, Trichotropidae

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Ecology: facultatively mobile epifaunal suspension feeder