Diaptomidae Baird, 1850
Leptodiaptomus angustilobus (Sars G.O., 1898)
Leptodiaptomus ashlandi (Marsh, 1893)
Leptodiaptomus assiniboiaensis (R. S. Anderson, 1971)
Leptodiaptomus coloradensis (Marsh, 1911)
Leptodiaptomus connexus (Light, 1938)
Leptodiaptomus cuauhtemoci (Osorio-Tafall, 1941)
Leptodiaptomus dodsoni Elías-Gutiérrez, Suárez-Morales & Romano-Márquez, 1999
Leptodiaptomus insularis Kincaid, 1956
Leptodiaptomus judayi (Marsh, 1907)
Leptodiaptomus mexicanus (Marsh, 1929)
Leptodiaptomus minutus (Lilljeborg in Guerne & Richard, 1889)
Leptodiaptomus moorei (M. S. Wilson, 1954)
Leptodiaptomus natriophilus Light, 1938
Leptodiaptomus novamexicanus (Herrick, 1895)
Leptodiaptomus nudus (Marsh, 1904)
Leptodiaptomus pribilofensis (Juday & Muttkowski, 1915)
Leptodiaptomus sicilis (S. A. Forbes, 1882)
Leptodiaptomus siciloides (Lilljeborg in Guerne & Richard, 1889)
Leptodiaptomus sicilus (S. A. Forbes, 1882)
Leptodiaptomus signicauda (Lilljeborg in Guerne & Richard, 1889)
Leptodiaptomus spinicornis (Light, 1938)
Leptodiaptomus tenuicaudatus (Marsh, 1903)
Leptodiaptomus trybomi (Lilljeborg in Guerne & Richard, 1889)
Leptodiaptomus tyrrelli (Poppe, 1888)
