The Polymorphism of Ants, witfi an Account of Some 

 Singular Abnormalities Due to Parasitism. 



By William Morton Wheeler. 



AUTHOR'S EDITION, extracted from BULLETIN 



OF THE 



american flDueeum of IRatural Mietori?, 



Vol. XXIII, Article I, pp. 1-93, pll. i-vi. 

 New York, January 15, 1907. 



