72 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 94 



Fig. 



25. — Intrafamily variation in the structure of the 

 mesothoracic and metathoracic sterna. 



A, Ocypiis afer (Grav.). B, Leptochirus rnexicanus Er. C, Mctoponcus 

 various Shp. D, Hypocyptus longkornis (Payk.). E, Oxyporus lateralis Grav. 



