LIST OF HERTFORDSHIRE DIPTERA. 



265 



Phasinse. 



Phasia rothi, Z^^. ?— Felden, 

 14. V. 94. and 20. v. 99. The 

 earlier speciraen shows cer- 

 tain differences, and Mr.E. E. 

 Austen thinks that " a new- 

 genus ought probably to be 



founded for the species to 



which this specimen belongs . ' ' 

 Alophora obesa, F. — Felden, 



29. vi. 94. 

 A. pusilla, Mg. — Felden, 



27. vi. 93. 



Trixinas. 



Trixa oestroidea, Dsv. — Felden, 



16. V. 93. 

 Fortisia foeda, Mg. — Felden, 



9. viii. 94. 

 Phyto melanocephala, Mg.— 



Tring, A.P., 29. vi. 95. 

 Rhinophoria inelania, Mg. — 



* Felden, 29. ix. 97. 

 R. simpKcissima, Liv. — 



* Felden, 25. vii. 99. 



Frauenfeldia rubricosa, Mg. — 



Tring, A.P., vii. 97. 

 Brachycoma devia. Fin. — 



Felden, 26. iv. 93. 

 Clista moerens (Mg.), Meade. — 



Felden, 28. vii. 94. 

 C. senescens (Ztt.), Meade. — 



Felden, 29. vii. 94. ; * Tring, 



A.P., 11. viii. 98. 



Sarcojjhaginse. 



Cynomyia mortuorum, L. — 

 Berkhamsted, Grant, 

 30. vi. 95. 



Onesia (Cynomyia) sepul- 

 chralis, L. — Felden, 2. v. 93. 



Sarcophaga carnaria, L. — Aid- 

 bury, J.. -£/.(?., ix, 04; Felden, 

 28. ix. 93; St. Albans, 

 27. viii. 04. 



S. ? albiceps, Mg. — St. Albans, 

 viii. 04. 



S. agricola, Meade {? Desv.). — 

 Felden, E. E. Austen, 

 8. vii. 94. 



S. hsematodes, Mg. — Felden, 

 11. V. 93. 



S. offuscata (Mg.), Schin. — 

 Felden, 29. iv. 93. 



S. erythrura, Mg. ? — Felden, 

 E. E. Austen, 8. vii. 94. 



Nyctia halterata, Pz. — Felden, 



4. V. 93 ; Cheshunt, 



Jennings. 

 Anthracomyia (Melanomyia) 



nana, Mg. — Felden, 



16. vi. 94. 

 Metopodia sp. — Felden, 



10. vii. 94 and 14. vii. 94. 

 Metopia ? campestris, Fin. — 



* Felden, 17. vii. 96. 

 M. argyrocephala, Mg. — 



* Herts, A.P., 17. vii. 

 (" Felden " struck out.) 



M. leucocephala, Rossi. — 



Herts, A.P., 8. vii. 95. 



(" Felden " struck out.) 

 M. nigricans. — * Felden, 



13.^vii. 99. 

 Nemoroea appendiculata, Meg. 



—* Felden, 17. vii. 99. 



96. 



Bexinse. 



Dexiosoma (Dexia) caninum, F. 



—* Felden, 16. vii. 99. 

 Prosena ? svbarita, i^. — *Tring, 



A.P., 3. vii. 96. 

 P. plongirostris, Egg. — * Tring, 



A.P., 10. vii. 97. 



Dinera grisescens, Fin. — 



Felden, 4. viii. 94. 

 Mycocera carinifrons. Fin. — 



"Felden, 13. viii. 94. 



VOL. XHI. — PART IV. 



20 



