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Number of species of known living organisms

Range	Table - link
Organism	Biosphere
Reference	J.J.R. Fraústo da Silva and R.J.P. Williams, The Biological Chemistry of the Elements: The Inorganic Chemistry of Life, Oxford University Press, USA 2nd edition (November 1, 2001) Chapter 1 the chemical elements in biology, p. 7
Comments	Existing species may well be over 10 millions (~1.4 million listed in table), and these may be some 10% or less of those that ever existed. See BNID 101843
Entered by	Uri M
ID	105404