arthropods" as well as two new fossils found to be the most early branches of Deuteropoda[1][2] (living groups are marked in bold). {{clade|style=font-size:95%;|label1=Panarthropoda|1=
Onychophora
Tardigrada
Siberion 틀:Extinct
Megadictyon 틀:Extinct
Jianshanopodia 틀:Extinct
Kerygmachela 틀:Extinct
Pambdelurion 틀:Extinct
Opabinia 틀:Extinct
Radiodonta 틀:Extinct
Kylinxia 틀:Extinct
Fengzhengia 틀:Extinct
Chelicerata
Megacheira 틀:Extinct
'great appendage' bivalved forms 틀:Extinct
Isoxyida 틀:Extinct
Artiopoda 틀:Extinct
Fuxianhuiida 틀:Extinct
Mandibulata