Talitridae Rafinesque, 1815
Megalorchestia benedicti (Shoemaker, 1930)
Megalorchestia californiana Brandt, 1851
Megalorchestia columbiana (Bousfield, 1958)
Megalorchestia corniculata (Stout, 1913)
Megalorchestia dexterae Bousfield, 1982
Megalorchestia minor (Bousfield, 1957)
Megalorchestia pugettensis (Dana, 1853)
