Nepoidea
Abedus Stål, 1862
Belostoma Latreille, 1807
Benacus Stål, 1861
Deinostoma Kirkaldy, 1897
Diplonychus Laporte, 1832
Hydrocyrius Spinola, 1850
Kirkaldyia Montandon, 1909
Lethocerus Mayr, 1853
Limnogeton Mayr, 1853
Manocerus
Mesonepa Handlirsch, 1906
Muljarus Lee, 1991
Poissonia Brown, 1948
Pseudoabedus De Carlo, 1951
Scarabaeides Germar, 1839
Serphus Stål, 1862
Sphoerodema Laporte, 1832