This world map depicts probable migration routes of different human lineages as suggested
by studies of the DNA in mitochondria and Y chromosomes.
Nicholas Wade. “The Human Family Tree: 10 Adams and 18 Eves”, NYT on the Web, May 2, 2000.
Credits: Dr Douglas C. Wallace, Marie T. Lott, Emory University; Dr Peter A. Underhill,
Stanford University; “Genes, Peoples, and Languages”, by Dr. Luca Cavalli-Sforza.
© 2000 The New York Times Company