LIST OF ILLUSTRATIONS. 



The sign 9 indicates a worker ; $ a male ; and ? a queen. 

 PLATE I. 



fig. 1. 7xuwftt?r 9. 

 2. ft*** 9. 

 3. Formica futca 9 



Fig. 4. Myrmica ruginodit 9 

 5. Polyergut rvfetceru 9 . 

 6. Formica tanguinea 9 . 



PLATE II. 



Fig. 1. si/to barbara $ major. 

 M 3- ,. 9 winor. 

 ,, 3. Pheidvle megacephala 5 



Fig. 4. Phcidole megacephala 



minor. 

 5. Formica rufa $ . 



PLATE III. 



Fig. 1. (Eccdoma cepkalotet 



major. 

 2. (Ecodoma eepkalatet 



Fig. 3. Stenamma Wettwoodii 

 4. Solenoptit fvgax (. 



PLATE IV. 



r. 1. Camponotut infattu 

 2. 



Fig. 3. StronffyloynatAttt terta- 



eetu 9. 

 Anergatet atratuhu $ . 



PLATE V. 



Pig. 1. Lanutflavut 9. 



3. 



4 



r. 6. tec*w albinot. 



/t. 



6. 



7. flatyartknu Hoffman- 

 egg*. 



