Kingdom Animalia Linnaeus, 1758 - animals Phylum Chordata Bateson, 1885 - chordates Class Actinopterygii Woodward, 1891 - ray-finned fishes Order Atheriniformes Rosen, 1964 - silversides Family Atherinidae Günther, 1861 - silversides Genus Cauque Eigenmann, 1928