TNTIIODUCTION. 



custom, been termed the metanotum or metathorax throughout 

 the descriptions in this book. The lateral visible parts of the 



Fig. iv. 



Fig. vi. 



Fig. v. 



Fig. iv. Details, thorax and wings of $ of the Ponerinee. 

 v. A. Details, thorax and wings of $ of the Camponotinee. 



B. Details, thorax of ^ of the Ponerinee. 



C. Details, thorax of of the Ponerinee. 



vi. Details, thorax and wings of $ of the Myrmecince. 



thorax are Z, the propleurae ; m, the rnesopleurfe, often with a 

 more or less indistinct suture dividing or partially dividing the 



