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]
                    Stylommatophora
                            Vitrinidae
                                     Eucobresia
                                     Fastosarion
                                     Insulivitrina
                                     Semilimax
                                     Vitrina
                                             Vitrina angelicae
                                             Vitrina pellucida
                              Vitrininae
                                     Oligolimax
                                             Oligolimax annularis