#suborder_Osteostraci__Osteostraci__Cephalaspida__suborder_Cephalaspida  extinct group of armored fishlike vertebrates; taxonomy is not clear
  supertype:  animal_order  the order of animals
  member of:  order_Ostracodermi
  member:  osteostracan__cephalaspid  extinct jawless fish of the Devonian with armored head

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