Pp. xvi, 418, many text text-figures and some photos. Publisher's original brown cloth, spine is lettered in gilt, green pictorial dust jacket, lettered in white, lg 8vo. From the series: Monographs in Evolutionary Biology Series, volume 1, edited by Max Hecht et al. Based on a symposium which explored how sequence data from proteins and DNA are used in the studying phylogeny and evolution. The symposium was held at the Third International Congress of Systematics and Evolutionary Biology during the summer of 1980 in Vancouver, British Columbia. Twenty notable contributors presented papers at this symposium. A major landmark study in the field of molecular evolutionary biology. No ownership marks and no signs of use.