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]
              Opisthobranchia
                    Anaspidea
                            Akeridae
                                   [Akeratidae]
                                     Akera
                                             Akera bayeri
                                             Akera bullata
                                             Akera thompsoni