U. S. NATIONAL MUSEUM 



BULLETIN 166 PLATE 28 



;X- 



u'^/l 



SPECIES OF ETHUSA. 



1, E. truncata, male, X 51-2 (approximately), dorsal view (after A. Milne Edwards ard Bouvier); la, front of 

 same species, X ISh. dorsal view (after A. Milne Edwards and Bouvier); 2, E. lata, female, about natural 

 size, dorsal view (after Faxon); 3, E. ciUatifrons, male, about natural size, dorsal view (after Faxon). 



