U. S. NATIONAL MUSEUM 



BULLETIN 166 PLATE 25 



Species of Ethusa. 



1, E. lata, male (22147), X 3, ventral view; 2, E. citiatifrons, male holotype (20630), natural size, ventral 

 view; 3, E. tenuipes, female (66815), X 3, ventral view. 



