Suborder Akentrogonida Häfele, 1911 see Order Akentrogonida Häfele, 1911 Ref: J.T. Høeg & A.V. Rybakov, 1992; Count: 5f;8g Family Duplorbidae J.T. Høeg & A.V. Rybakov, 1992 Ref: J.T. Høeg & A.V. Rybakov, 1992 [new taxon]; Count: [g] 3g Genus Duplorbis Smith, 1906 Ref: J.T. Høeg & A.V. Rybakov, 1992 [new position]; Count: -