Download or read book The Origin of Higher Taxa written by T. S. Kemp and published by University of Chicago Press. This book was released on 2016 with total page 215 pages. Available in PDF, EPUB and Kindle. Book excerpt: This text discusses whether the origin of radically new kinds of organisms - new higher taxa - are the result of normal Darwinian evolution proceeding, or whether unusual genetic processes and/or special environmental circumstances are necessary.