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PROCEEDINGS OF THE NATIONAL MUSEUM vol. 121 



Figures 14-24. — Dorsal viev/: 14, Soha pallipes, mandibular-maxillary complex; 15, Aller- 

 metoponia rubriceps, mouthparts; 16, Dieuryneura obscura, mouthparts; 17, Sargus cuprarius 

 mouthparts; 18, Neopachygaster maculicornis, mandibular-maxillary complex; 19, Cypho- 

 myia hicarinata, labium and mandibular-maxillary complex; 20, Stratiomys norma, 

 mandibular-maxillary complex (after Malloch, 1917); 21, Hermetia illucens, mouthparts 

 (labrum removed); 22, Xylcxmya species, first abdominal segment; 23, Beris vallata, apical 

 segment; 24, D. obscura, apical segment. 



