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PROCEEDINGS OF THE NATIONAL MUSEUM vol. 9a 



a. 



Figure 21.- — Abdominal Structures of Tetrastichus 



a, T. fumipennis (Girault): Propodeum. 



b, T. punctatijrons (Girault): Propodeum. 



c, T. cormus, new species: Propodeum. 



d, T. racemarioe Ashmead: Propodeum. 



e, T. rapo (Walker): Propodeum. 



f, T. bruchophagi Gahan: Propodeum. 



g, T. chrysopae (Crawford): Ventral aspect of apex of 9 gaster. 

 h, T. cormus, new species: Ventral aspect of apex of 5 paster. 

 i, T. hylotomae (Ashmead) : Ventral aspect of apex of ? gr.ster. 



