ammonites
†superfamily Hypseloconoidea Knight 1956 (mollusk)

Tergomya - Hypseloconida

Alternative spelling: Hypseloconellacea

Full reference: J. B. Knight. 1956. New families of Gastropoda. Journal of the Washington Academy of Sciences 46(2):41-42

Parent taxon: Hypseloconida according to P. J. Wagner 2011

Sister taxon: Archaeoconus

Subtaxa: Hypseloconus, Shelbyoceridae

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Ecology: epifaunal grazer