PolyzoniidaePolyzoniidae is a family of millipedes in the order Polyzoniida. There are about 9 genera and at least 60 described species in Polyzoniidae.GeneraThe following Genera are recognised:Angarozonium Shelley, 1998Bdellozonium Cook & Loomis, 1928Buzonium Cook & Loomis, 1928Petaserpes Cope, 1870Polyzonium Brandt, 1837Stenozonium Shelley, 1998