Imperium naturæ C. Linnaeus, 1758 - nature
   Mundus Plinius - physical world
     naturalia - natural bodies
       Regnum Animale C. Linnaeus, 1758 - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Insecta Linnaeus, 1758 - insects
           Order Coleoptera Linnaeus, 1758 - beetles
             Genus Gryllus Linnaeus, 1758 - field and house crickets
               Locusta Linnaeus, 1758 see Genus Locusta Linnaeus, 1758
                 40 Gryllus elephas Linnaeus, 1758 see Pamphagus elephas (C. Linnaeus, 1758)
                 41 Gryllus cristatus Linnaeus, 1758
                 42 Gryllus morbillosus Linnaeus, 1758
                 43 Gryllus miliaris Linnaeus, 1758
                 44 Gryllus haematopus Linnaeus, 1758
                 45 Gryllus migratorius Linnaeus, 1758
                 46 Gryllus tataricus Linnaeus, 1758
                 47 Gryllus variegatus Linnaeus, 1758
                 48 Gryllus caerulescens Linnaeus, 1758
                 49 Gryllus italicus Linnaeus, 1758
                 50 Gryllus stridulus Linnaeus, 1758
                 51 Gryllus carolinus Linnaeus, 1758
                 52 Gryllus obscurus Linnaeus, 1758
                 53 Gryllus flavus Linnaeus, 1758
                 54 Gryllus apricarius Linnaeus, 1758
                 55 Gryllus viridulus Linnaeus, 1758
                 56 Gryllus biguttulus Linnaeus, 1758
                 57 Gryllus rufus Linnaeus, 1758
                 58 Gryllus grossus Linnaeus, 1758
                 59 Gryllus pedestris Linnaeus, 1758