The book has been covered in contact and there is an onership signature on both the front paste down and front end paper, else an immaculate copy. ix 176 pages, indexed, with 10 black & white tables; 106 illustrations, 55 in colour. Includes map in folder. "Ecoregions applies the principles described in Bailey's Ecosystem Geography to describe and characterize the major terrestrial and aquatic ecological zones of the Earth. Robert Bailey's system for classifying ecoregions has had a major influence, and has been adopted by major organizations such as the US Forest Service and The Nature Conservancy. This book includes numerous photographs of representative ecoregions, and outstanding color figures are complemented by two full-color maps showing the major ecoregions of the continents and of the oceans."