128 



ANTS. 



Tanner, Trimen, I'lc, I'ricli, Viehmeyer, \Vasmann, Wrougliton, and 

 Yung, and in the I'nited States by lUickley, Miss Fielde, Leidy, 

 Lincecum, Mcl'ook. I'ricer, Mrs. Treat and Turner. 



The study of myrmecophily, or the relations of the numerous 

 quests and parasite's to the ants, and of the plants frequented by 

 ants, has developed into a very interesting and important branch 

 of ethology which must be mentioned in this connection. An extra- 



FIG. 72. Species of Macroiuischa. (Original.) A and B, Worker of M. isabell<e of 

 Porto Rico ; C and D, worker of M. albisphia of Culebra. 



ordinary number of articles has been published on animal myrme- 

 cophily, especially by Wasmann, who since 1886 has devoted himself 

 to this subject with great ardor, and has brought to light many curious 

 facts which have a bearing not only on the ethology of ants but of 



