Helenia Walcott 1889

Hyolitha - Hyolithida - Hyolithidae

Parent taxon: Hyolithidae according to D. W. Fisher 1962

See also Sepkoski 2002

Sister taxa: Hallotheca, Haplophrentis, Hyolithes, Korilithes, Nevadotheca, Novakotheca, Sololites, Yalarrnga

Subtaxa: none

Ecology: facultatively mobile epifaunal suspension feeder

Distribution: there are no occurrences of Helenia in the database

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