Kalmar “Subkingdom Metazoa” ba kalma ba ce, amma rarrabuwar kimiyya ce da ake amfani da ita don karkasa dabbobi masu yawa a cikin tsarin haraji. Archaea, da kuma Eukarya. An kuma raba yankin Eukarya zuwa masarautu da dama, daya daga cikinsu ita ce daular Animalia.Sai kuma an raba masarautar Animalia zuwa wasu yankuna da dama, inda daya daga cikinsu shine Subkingdom Metazoa. Wannan mulkin mallaka ya haɗa da dukan dabbobi masu yawa waɗanda suka bambanta kyallen takarda da gabobin jiki, kamar su soso, jellyfish, kwari, kifi, tsuntsaye, da dabbobi masu shayarwa.A taƙaice, kalmar "Subkingdom Metazoa" tana nufin rarrabuwar kimiyya ga dabbobi masu yawa, musamman waɗanda ke cikin masarautar Animalia tare da bambance-bambancen kyallen takarda da gabobin.