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 Neoptera Martynov, 1923 - modern, wing-folding insects see Division Neoptera Martynov, 1923
                   Superorder Hemipterodea see Subdivision Paraneoptera
                     Order Hemiptera Linnaeus, 1758 - true bugs
                       Group Gerromorpha Popov, 1971 see Infraorder Gerromorpha Popov, 1971
                         Superfamily Gerroidea Leach, 1815
                           1 Family Mesoveliidae Douglas & Scott, 1867
                           2 Family Hydrometridae (Billberg, 1820)
                           3 Family Hebridae (Amyot & Serville, 1843)
                           4 Family Paraphrynoveliidae N.M. Andersen, 1978
                           5 Family Macroveliidae McKinstry, 1942
                           6 Family Veliidae (Amyot & Serville, 1843)
                           7 Family Madeoveliidae
                           8 Family Gerridae Leach, 1815 - water striders
                           9 Family Hermatobatidae Coutière & Martin, 1901