PLATE X. 



Family XXV. SYRPKLDiE {continued). 



Genus 15. Chrysotoxum. Fig. 1 a, head of Chrysotoxam fascio- 

 latuiii, male, sideways; 1 b, abdomen of male, sideways. 



Genus 16. Psarus. Fig. 3 a, head of Psarus abJoniinalis, from 

 above ; 2 b, aiiteima of ditto. 



Genus 17. Paragus. Fig. 3 «, head of Parages fiuioratns, male; 



3 b, ditto, sideways ; 3 c, extremity of wing. 



Genus 18. Psilota. Fig. 4 a, head of Psilota anthraciua, sideways ; 



4 b, wing : — both from Meigen. 



Genus 19. Pipisa. Fig. 5 a, head o? Pipiza uoctil/fca, sideways. 



Genus 20. Orthoneura {conUnnecI). Fig. 6 a, antenna of OrtJio- 

 neura elecjans (Meigen). 



Genus 21. Chrysogaster. Fig. 7 «, head of Chrysogaster coeme- 

 teriorum, sideways ; 7 h, extremity of wing ; 7 c, extremity of 

 wing of C. ni(/rlcoUiH (Meigen). 



Genus 22. Brachyopa. Fig. 8. BracJiyopa conica. 8 a, head of 

 ditto, sideways. 



Genus 23. Hhingia. Fig. 9 a, head of Rhbujia rostrata, male; 9 b, 

 ditto, sideways. 



Genus 24. Chrysoclamis. Fig. 10. Cliry sod amis cupi'ea. 10 a, 

 labrnm and lingua, with one of the maxillae and its palpus (Meigen). 



Genus 25. Cheilosia. Fig. 11 «, head of Cheilosia cestracea, male, 

 sideways; 11 b, proboscis of C. htcorum (after Curtis) ; 11 c, ex- 

 tremity of wing. 



Genus 26. Syrphus. Fig. 12. SyrpUus pyrastri, female. 12 a, 

 head of male. 



Genus 27. IJoros. Fig. 13 a, abdomen of Boros cotiopseas, female 

 {8-joiiiied). 



Genus 28. Melithreptus. Fig. 14. Melii/ireptttsmenthasfri, male. 

 14 a, extremity of body of ditto ; 1 4 ^, abdomen of female of 

 ditto. 



Genus 29. Baccha. Fig. 15 a, abdomen of BaccJta tabida; 15 b, 

 hind leg of ditto. 



Genus 30. Sphegina. Fig. 16. Splieyina clunipes. 

 Genus 31. Ascia. Fig. 17 a, head of Ascia podagrica, sideways; 

 17 <^, extremity of wing of ditto. 



Family XXVI. CONOPID^. 



Genus 1. Conops. Fig. 18. Conops rufpes. 18 a, head of ditto, 



sideways; 18 i, proboscis; 18 c, antenna. 



J. O. W. 



