FLIES OF GENUS RIVELLIA — NAMBA 



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Figure 9. — a-d, Rivellia variabilis Loew: a, wing; b, lateral aspect of ninth tergite and 

 proctiger of male; c, lateral aspect of aedeagus; d, dorsal aspect of aedeagus. e~g, R. 

 winifredae, new species: e, wing;/, lateral aspect of ninth tergite and proctiger of male; 

 g, lateral aspect of aedeagus. h-k, R. brevifasciata Johnson: h, wing; i, lateral aspect of 

 ninth tergite and proctiger of male; ;', lateral aspect of aedeagus; k, dorsal aspect of 

 aedeagus. 



