-Ascidiacea World Database - www.marinespecies.org/ascidiacea/
-Goodheart’s Extreme Science – www.goodheartextremescience.wordpress.com
-Plankton Portal – www.blog.planktonportal.org
-The Tree of Life - www.tolweb.org
-The Variety of Life, Colin Tudge, 2000
-Vimeo – www.vimeo.com
-Wikipedia –  www.en.wikipedia.org



Citation: García, A.I. 2015. The Tree Of Nature (Online) at http://thetreeofnature.com


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