| It was called a regnum in contemporary sources, though this does not necessarily mean that it was a kingdom or subkingdom. |
| This subkingdom comprises at present such familiar forms as the crinoid, the starfish, and the sea urchin. |
| Sussex was never again treated as part of an eastern subkingdom but was not closely integrated with the old West Saxon provinces either. |
| This subkingdom is known by naturalists under the name of the Arthropoda. |
| A class of invertebrate animals belonging to the subkingdom Annuloso. |
| They are placed in their own subkingdom because they are so unlike any other animals. |
