144 NEUROPTEKA. 



available for theii* habitations. In these they excavate 



Fig. 101,— soldier tekmite, asd jaws of the same magnified. 



galleries in every direction, never, however, injuring the 

 surface, so that although objects so attacked continue to 



Fig. 102.— section of nest of tekmf.s beli.icosus. 



look substantial externally, they fall to pieces at the slight- 

 est touch. If compelled to leave their domicile, they con- 



