Kingdom Animalia Linnaeus, 1758 - animals Phylum Arthropoda Siebold, 1848 - arthropods 1 Subphylum †Trilobita (Walch, 1771) 2 Subphylum Chelicerata Heymons, 1901 3 Subphylum Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777 4 Subphylum Uniramia Snodgrass, 1935 see Phylum Arthropoda Siebold, 1848