[Panarthropoda] Nielsen, 1995 - panarthropods Arthropoda Siebold, 1848 - arthropods see Phylum Arthropoda Siebold, 1848 Mandibulata see Subphylum Mandibulata Snodgrass, 1938 Pancrustacea Zrzavý et al., 1997 see Subphylum Pancrustacea Zrzavý et al., 1997 Altocrustacea Miracrustacea Xenocarida Cephalocarida H.L. Sanders, 1955 see Class Cephalocarida H.L. Sanders, 1955