194 



R. W. CROSSKEY 



ILLUSTRATIONS 



parafrontal 



profrons 



epistome 



ocellar triangle 



interfrontal area 



parafrontal 



lunula 



vibrissal angle 



epistome genal dilation 



reclinate orbital setae 



prod 



frontal se 



vibri 



tocular row 



peristomal setae 



RWC 



Figs 1-3. Structure and terminology of the head in typical Tachinidae. 1, left lateral 

 view. 2, facial view. 3, left lateral view showing typical setae. All vestiture omitted 

 in figs 1 and 2 and hairing omitted in fig. 3. 



