Southwellina
Animalia | Acanthocephala | Palaeacanthocephala | Polymorphida | Polymorphidae | Southwellina
Southwellina
Biota | Animalia | Acanthocephala | Palaeacanthocephala | Polymorphida | Polymorphidae | Southwellina
|  | Rudolphi, 1808 | Meyer, 1931 | Petrochenko, 1956 | Meyer, 1931 | Witenberg, 1932