Kingdom Animalia Linnaeus, 1758 - animals
Count: -
   Phylum Mollusca Linnaeus, 1758 - molluscs
  Count: -
     Subphylum Diasoma Runnegar & Pojeta Jr., 1974 see Phylum Mollusca Linnaeus, 1758
    Count: [*] *
       Class †Rostroconchia Pojeta et al., 1972
      Count: -
         Order †Ribeirioida Kobayashi, 1933
        Count: -
           Genus †Heraultipegma Pojeta & Runnegar, 1976
          Count: -