Deacon, Terrence William. The symbolic species : The co-evolution of language and the brain / Terrence W. Deacon. - 1st ed. - New York : W.W. Norton, 1997. - 527 p. : ill. ; 25 cm. Includes bibliographical references (p. 465-510) and index. ISBN: 0393317544 Subjects--Topical Terms: Neurolinguistics.Brain--Evolution.