BRITISH FLIES 



together, as in Bihio (fig. 8), SimvMum (fig. 9), or Ehyphus (fig. 10), and 



N?*:;":* 



V\<;. f). — Ctcnophora flaveolata ?. 

 X 11. 



Fio. 5. — Ctinophora Jlaocolaia S. x 11. 



then an approximation is made towards the annulated antennae of some 



Ftc:. 7. — Macroccra crntralis c5. x S. 



of tlie Brachycera, such as Xylophacjus (fig. 11), or the remarkable genus 



Fig. 8. — Bihio onglicvs J. 

 >: 33. 



Flo. P. — Simulitim ornntnm (J. 

 X 33. 



Fir,. 10. — Iihy2^h'us pinictafiis S- 



X O J. 



Rhacliiceriis (fig. 12), but in all such cases the structure of the palpi and 

 the venation remove all doubts. The antennas are always more or loss 



Fio. 11. — Xylopluigus atrr S- x 20. 



Fio. 12 — Khachicerus fidvicornis <} . 



[After Snelleu van Volleuboveu.] 



long, often longer than the head and thorax together, and often with very 

 many fewer joinl,s in the female than in the male. 



