books.google.com.au - The question of whether biologists should continue to use the Linnaean hierarchy is a hotly debated issue. Invented before the introduction of evolutionary theory, Linnaeus' system of classifying organisms is based on outdated theoretical assumptions, and is thought to be unable to provide accurate biological...http://books.google.com.au/books/about/The_Poverty_of_the_Linnaean_Hierarchy.html?id=AtTsXQ05ZeQC&utm_source=gb-gplus-shareThe Poverty of the Linnaean Hierarchy