"Wikispecies is an open, free directory of species. It covers Animalia, Plantae, Fungi, Bacteria, Archaea, Protista and all other forms of life. So far we have 194,202 taxonomic entries."
“Wikispecies is an open, wiki-based species directory and central database of taxonomy. It is aimed at the needs of scientific users rather than general users.”
6
http://wikimediafoundation.org