#order_Ostracodermi__Ostracodermi  extinct group of armored jawless vertebrates; taxonomy is not clear
  supertype:  #animal_order  the order of animals
  member of:  #superclass_Agnatha
  member:  #ostracoderm  extinct fishlike jawless vertebrate having a heavily armored body; of the Paleozoic
  member:  #suborder_Heterostraci__Heterostraci  extinct group of armored jawless fishes or fishlike vertebrate; taxonomy is not clear
     member:  #heterostracan  extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian
  member:  #suborder_Osteostraci__Osteostraci__Cephalaspida__suborder_Cephalaspida  extinct group of armored fishlike vertebrates; taxonomy is not clear
     member:  #osteostracan__cephalaspid  extinct jawless fish of the Devonian with armored head

No statement uses or specializes #order_Ostracodermi; click here to add one.