"The present book, Darwin's Universe, has evolved from two ancestral forms titled The Encyclopedia of Evolution, published in 1990 and 1993. It has been updated, revised, and enhanced with many new essays and illustrations"--T.p. verso.
Darwin's universe : evolution from A to Z by Richard Milner. ISBN 9780520243767. Published by University of California Press in 2009. Publication and catalogue information, links to buy online and reader comments.