LIST OP HERTFORDSHIRE DIPTERA. 



269 



(onion-fly) . — Harpenclen, 



1881, WilUs in 'Herts 



Trans.' 

 Pegomyia conformis, Fin. — 



*FelcIen, 7. viii. 97. 

 P. rufipes, Fin. — *Felden, 



17. ix. 97. 

 P. transversa, Fin. — *FelcIen, 



29. X. 98. 



P. latitarsis, Ztt. — Feldeu, 



5. vii. 97. 

 P. bicolor, W. — Felden, 



1. vi. 94. 

 P. nigritarsis, Ztt. — St. Albans, 



V. 04. 

 P. silacea, Mg. — * Felden, 



12. X. 97. 

 P. Winthemi, Mg. — * Felden, 



22. viii. 97. 



Homalomyinse 

 Homalomyia liamata, Mcq. — H. serena, Fin. — * Felden, 



Felden, 2. vi. 97. 

 H. fuscula. Fin. — * Feldeu, 



1. vii. 97. 

 H. (Faunia) pretiosa, Schin.- 



-Felden, 



* Felden, 11. viii. 99. 

 H. manicata, Mg. — Felden, 



6. vi. 97. 



H. scalaris, F. — * Felden, 



7. iv. 98. 



H. armata, Mg. — Felden, 



10. vi. 97. 

 H. aerea,^^^^. (carLonaria, Rnd., 



Meade).— Felden, 21. vi. 99. 

 H. sociella, Ztt. — * Feldeu, 



28. V. 98. 



1. vii. 99. 

 H. corviua, Verr. 



20. V. 99. 

 H. iucisurata, Ztt. — Felden, 



2. viii. 97. 



H. inutica, Ztt. — * Felden, 



21. V. 98. 



Azelia Macquarti, Stasg. — 



Feldeu, 6. v. 97. 

 A. Zetterstedti, Bnd. — Feldeu, 



2. X. 97. 

 A. triquetra, W. — Felden, 



9. V. 97. 

 Cffilomyia mollissima, Hal. — 



Feldeu, 8. v. 99. 



Ccenosinse. 



Caricea tigrina, F. — Felden, 



6. vi. 97. 

 C. humilis, Mg. — Felden, 



22. V. 99. 

 C. alma, Mg. (uugulata, i27«Z.). 



—* Felden, 13. iii. 99. 

 Allognota agromyzella, B,nd. — 



Felden, 25. v. 99. 

 Ccenosia sexnotata, Mg. — 



Felden, 18. vi. 97. 

 C. genualis, Rnd. — * Felden, 



28. V. 98. 



Hoplogaster mollicula. Fin. — 



Felden, 22. vii. 97. 

 H. (Coenosia) tricolor, Ztt. — 



Felden, 16. v. 99. 

 Lispe tentaculata, Deg. — 



30. iii. 93. 

 L. litorea, Fin. — * Felden, 



20. ix. 98. 

 L. nana, Mcq. (pulcliella, iw.). 



—Felden, 1. x. 98. 



CORDYLURID^. 



Cordylura umbrosa, Mg. Cuemopogon apicalis, Mg. — 



—Kitchener's Meads, * Felden, 12. v. 99. 



V. 05. Amaurosoma fasciata, Mg. 



Parallelomma (Cordylura) * Felden, 12. v. 99. 



albipes, Fin. — * Felden, A. cinerea, Ztt. — * Felden, 



8. vi. 93. 20. V. 99. 



