1. species: Lobelia gracilis Andrz.

    Lobelia gracilis
    Lobelia gracilis Andrz.

  2. species: Cylindrocystis gracilis I.Hirn, 1953

    Taxon group: alga

    Cylindrocystis gracilis I.Hirn, 1953
    Cylindrocystis gracilis

  3. species: Pseudochaete gracilis West et G.S.West, 1903

    Taxon group: alga

    Pseudochaete gracilis
    Pseudochaete gracilis West et G.S.West, 1903

  4. species: Rhynchonereella gracilis Costa, 1864

    Taxon group: annelid

    Rhynchonereella gracilis
    Rhynchonereella gracilis Costa, 1864

  5. species: Goniadella gracilis (Verrill, 1873)

    Taxon group: annelid

    Goniadella gracilis (Verrill, 1873)
    Goniadella gracilis

  6. species: Filogranula gracilis Langerhans, 1884

    Taxon group: annelid

    Filogranula gracilis
    Filogranula gracilis Langerhans, 1884

  7. species: Protodrilus gracilis von Nordheim, 1989

    Taxon group: annelid

    Protodrilus gracilis
    Protodrilus gracilis von Nordheim, 1989

  8. species: Apatemon gracilis (Rudolphi, 18l9)

    Taxon group: trematode

    Apatemon gracilis
    Apatemon gracilis (Rudolphi, 18l9)

  9. species: Sobolevicanthus gracilis (Zeder, 1803)

    Taxon group: tapeworm (Cestoda)

    Sobolevicanthus gracilis
    Sobolevicanthus gracilis (Zeder, 1803)

  10. species: Acrostichus gracilis (Bütschli, 1876)

    Taxon group: roundworm (Nematoda)

    Acrostichus gracilis
    Acrostichus gracilis (Bütschli, 1876)