2. Proportion of all 1.8 million
described species
Insects
56.3%
Arachnids
4.5%
Crustaceans 2.4%
Other Arthropods 1.2%
Molluscs 4.2%
Nematodes 0.9%
Other Invertebrates 4.0%
Vertebrates 2.7%
Plants 14.3%
Fungi 4.2%
Algae 2.4%
Protozoans 2.4%
Bacteria and
Viruses 0.5%