Note 14 — Chapter III · THE EXTERNAL AND ANATOMICAL STRUCTURE OF ANTHROPOID APES, COMPARED WITH THE HUMAN STRUCTURE.
Reading edition
Zur Kenntniss des Orangskopfes, etc., p. 3. Virchow observes (Verhandlungen der Berliner Anthropologischen Gesellschaft, March 18, 1876): “The fact that the gibbon, as well as the orang-utan, is brachycephalous is of great geographical interest.”