U. S. NATIONAL MUSEUM 



BULLETIN 158 PLATE 11 



EMERTONIA GRACILIS, NEW GENUS. NEW SPECIES 



a, Female, dorsal: 6, male, dorsal; c, female, first antenna; d. male, first antenna; e, second antenna;/, g, 

 h, i, i, female, first, second, third, fourth, and fifth legs; k, male, maxilliped; /, m, 11, first, fifth, and 

 sixth legs. 



