Chydoridae Stebbing, 1902
Leydigia acanthocercoides (Fischer, 1854)
Leydigia australis Sars, 1885
Leydigia ciliata Gauthier, 1939
Leydigia laevis Gurney, 1927
Leydigia leydigi (Leydig, 1860)
Leydigia quadrangularis (Leydig, 1860)
