living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Arthropoda Siebold, 1848 - arthropods
           Subphylum Uniramia Snodgrass, 1935 see Phylum Arthropoda Siebold, 1848
             Class Insecta Linnaeus, 1758 - insects
               Subclass Pterygota Lang, 1888 - winged insects see Infraclass Pterygota Lang, 1888
                 Infraclass Paleoptera - ancient winged insects see Infraclass Pterygota Lang, 1888
                   Order Odonata Fabricius, 1793 - dragonflies and damselflies
                     Suborder Zygoptera Selys, 1854 - damselflies
                       Superfamily Coenagrionoidea Kirby, 1890
                         Family Coenagrionidae Kirby, 1890
                           Genus Pseudagrion Selys, 1876
                             1 Pseudagrion spernatum Selys, 1881
                             2 Pseudagrion bicoerulans Martin, 1907