University of Illinois at Urbana-Champaign
Prairie Research Institute
Illinois Natural History Survey

INHS Collections Data

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Organism
  Animalia
    Bilateria
     Protostomia
     Lophozoa
      Mollusca
            Gastropoda
                   [Orthogastropoda]
              Prosobranchia
                     [Parasita]
                    Mesogastropoda
                            Stiliferidae
                                     Athleenia
                                             Athleenia burryi
                                     Mucronalia
                                             Mucronalia nidorum
                                     Stilifer
                                             Stilifer stimpsoni