//' 'HEELER. 



[VOL. II. 



-have been made known through the labors of European 

 myrmecologists, I fixed my attention on the other species. I 

 append a brief description of these species before recording 

 their habits. 



P. Jiarpax (Figs. 2 and 3) is a large, rather robust, subopaque, 

 black ant, which carries its body close to the ground. It has a 

 peculiar habit of folding its antennae and of peeping out of 

 holes and crevices in the soil like a rat. In nearly all the nests 



FIG. 2. Pachycondyla harpax F'abr. Winged male and female. 



that were opened only wingless individuals like the one repre- 

 sented in Fig. 3 were found. Except for a slight variation in 

 size they were all alike externally, and I at first regarded them 

 all as workers ; but on dissecting several of these ants during 

 the breeding season (from the ist of March to the end of May) 

 some of them were found to contain mature ova, while others 

 had abortive ovaries. In a nest consisting of twenty-nine indi- 

 viduals captured May 27, dissection revealed the presence of 

 mature eggs in thirteen, and one-third to one-half grown eggs 

 in four of the ants. The ants were also caring for several 



o 



