I' HE HISTORY OF MYRMECOLOGY. 

 Tribe i. PSEUDOMYKMII. 



J 39 



Tropicopolitan. Characterized by the closely approximated frontal 

 carinje in the worker and female (in Pscudomynna even recalling- the 

 conditions in the Dorylinse). Clypeus not distinctly wedged in between 

 the frontal carinae. 



Sima (Fig. 67), Pseudomyrma. 



Tribe 2. MYRMICII. 



A cosmopolitan, negatively characterized group comprising all the 

 genera that have the clypeus produced back between the frontal carins 

 and that are not at present assignable to the other tribes. 



Myrmccina, Pristowynnc.r (Fig. 73), Acanthoniyrme.r, Podo- 

 mynna, Lordomyrma, Dacryon, Odontomyrmex, Atopomyr- 

 ine.v, Rogcria, Lcptothorax (with the subgen. Leptothorax, 

 Teiunotliora.v, Goniotlwra.r and Dichothora.r}, Trigono- 



FIG. 83. Two species of Polyrlwchis of the Indomalayan region. (Bingham.) A, 



P. inayri ; B, P. bihamata. 



gaster (Fig. 68), Macromischa (Fig. 72), Harpayo.rcntis, 

 Vollcnhoria, Stcreomyrmex (Fig. 71), Megalotnvnnc.v, 

 Ocyiiiynnc.v, Sifolinia,Afyrmo.rcnus, Monomorium (with the 

 subgen. Monomorium, Adlersia, Mania and Holcomynne.r'). 

 Cardiocondyla (Fig. 70), Emerya, Xenomyrme.r, Hnbcria, 

 Phacota. Epcccus, Anergates, IVheclericlla. Liomvrmc.r, 

 Machomyrma, Symmyrmica, Formicoxcnus, Phcidolc (with 



