LIST OF DIPTERA. 117 



Pangonia, Latr. ; Fabr. ; Lam. ; Wied. ; Meig. ; Macq. ; Blanch. 

 Bombylius, p., Deg. ; Oliv. 



Tabanus, p., Linn. ; Fabr. ; Donov. ; Guer, ; Walk. 

 Tanyglossa, Meig. ; KL 



Costal vein ending at the tip of the wing. Mediastinal ending 

 at a little before two-thirds of the length. Subcostal ending at 

 hardly before three-quarters of the length. Radial ending at a 

 little beyond half the distance between the subcostal and the tip of 

 the wing. First branch of the cubital ending at half the distance 

 between the radial and the tip of the wing, often angular, and 

 emitting a branch from its angle; second branch ending on the 

 hind border far from the tip of the wing, often united to the first ex- 

 terno-medial at some distance from the border. Second, third, and 

 fourth externo-medial veins complete. Subanal and anal often 

 united near the border. Discal areolet elongated, hexagonal. 



In ' Insecta Saundersiana,' Diptera, Pt. 1, this genus is divided 

 into the following sections : — 



1. Nuceria. 2. Fidena. 3. Dicrania, Macq. 4. Melpia. 

 5. Scaptia. 6. Pangonia. 7. Tacina. 8. Phara. 9. Clanis. 

 10. Osca. 11. Philoliche, Hoffm. 12. Scione. 13. Plinthina. 

 14. Scarphia. 15. Lilaea. 



Europe. 



The European species belong to two of the groups before-men- 

 tioned, — Pangonia and Facina. 



A. Thorax ferrugineus. 



A. Alae fusco maculatae. - maculata, Fabr 



B. Alae fuscae. ----- ferruginea, Latr. 



B. Thorax flavicans. ------ flava, Meig. 



C. Thorax niger. 



A. Abdomen albo non maculatum. 



a. Alae fuscae. - marginata, Fabr. 



b. Areolarum disci plerumque limpidi. - cellulata, Brulle. 



B. Abdomen albo maculatum. 

 a. Pedes nigri. 



a. Pedes antici fusci. - variegata, Macq. 



b. Tibiae fuscescentes. - - - - micans, Hoffm. 

 B. Pedes pallid i. 



a. Femora nigro-fusca. - ornata, Meig. 



b. Femora fulva. picta, Macq. 



