Proceedings of the American Academy of Arts and Sciences. 

 Vol. XL. No. 2. — Jlly, 1901. 



CONTRIBUTIONS FROM THE ZOl'^LOGICAL LABORATORY OF THE 

 MUSEUM OF COMPARATIVE ZOOLOGY AT HARVARD COLLEGE. 

 E. L. MARK, DIRECTOR.— No. 152. 



THE HEREDITY OF COAT COLOR IN MICE. 



By Gi.ovku ]\I. Allen. 



