i6 



T. OKADA 



narrow. Cheek white, glossy, black above, about one-fourth as broad as the greatest diameter of 

 eye. Occiput brownish black, concave. Orbitals equally distant from eye margin ; anterior 

 reclinate orbital two-thirds length of proclinate, twice as distant from posterior reclinate as from 

 proclinate. Proclinate slightly longer than posterior reclinate. Vibrissae stout and long, 

 succeeding orals fine. 



Figs. 27-34. 2 7 -2 8, Stegana (Steganina) nigrifrons de Meijere, ?. 27, head, lateral aspect ; 

 28, wing. 29-34, Leucophenga abbreviata Duda, o*- 2 9> head, lateral aspect ; 30, 

 wing ; 31, scutellum ; 32, abdominal tergites ; 33, periphallic organs, lateral aspect ; 

 34, phallic organs, ventral aspect. 



