This taxonomy shows the German royal family classes, from which there are 6 classes invovled in royal family, like barons, earls, prince, dukes, kings of a kingdom, and emperor of German Empire. A taxonomy chart is the organized graphic practice and representation of things and concepts. Usually, the taxonomy chart is used in biology to classify all living things. In the 18th century, Carolus Linnaeus suggested a classification process, and this taxonomy system is still used today. Click to know more about this taxonomy now.