WOOD BEETLES. 



559 



Other members of the family, — known as the elephant, 

 Neptune, and typhon, — excavate burrows in the earth, living 

 on the decomposed trunks of trees during the day, and flying 



I II K HERCULES BEETLE. 



about at night with a loud humming noise — apparently to 

 enjoy the air, of which they are deprived in the daytime. 



The megasominac is of an enormous size, as is also the 

 beautiful Inca beetle. 



