356 Mr. A. H. Haliday's Descriptions of Dipterous Insects. 



1. regius. Meig. IV, 60, 1. 



Fabr. Syst. Antl. 267, 5. 

 5[ I have seen one female taken on the coast near Belfast, and now in 

 the cabinet of Mr. G. C. Hyndman.] a 



2. vlrldis. Meig. IV, 60, 2. 



^ One male taken in Holywood.] 



3. notatus. Meig. IV, 62, 6. 



Fabr. Syst. Antl. 269, 10. 

 ^ I have met with this species from June to September, in Cheshire, 

 Cumberland, and about Holywood.] 



4. formosus. M. fusco-seneus, hypostoraate aureo, pedibus viridibus 



geniculis testaceis; antennis tarsisque nigris. (Femina.J 

 Long. Corp. vix 3. Exp. alar. 6|. 

 Hypostoma fuscum aureo versicolor : Palpi nigri : Barba candido-sericea : 

 Thorax fusco-seneus dorso magis virescens, lineis setigeris splendide 

 cupreis : Abdomen viridi-subaureum ad latera tesselato-pubescens forma 

 tereti fere ut in M. regio : Halteres pallide ferruginei : Alae hyalinae radice 

 dilute ferrugineae nervura transversa sinuata et 4ta, longitudinali determi- 

 nate flexuosa: Pedes nitidi virides tarsis nigris femoribus auratis summo 

 apice et tibiarum basi pallide testaceis. 



^ One female taken in Cheshire, September, 1828.] 



5. hipunctatus. Meig. IV, 63, 7. 



51" One female on the coast near Holywood, March, 1829.] 



6. conspersus. M. fusco-aeneus, hypostomate aureo, femoribus 



rubineis, alis antice punctis postice lituris fuscis. fMas.J 

 Long. corp. 1|. 

 Frons et vertex atri cupreo variantes : Thorax fusco-seneus lineis 2 

 nigricantibus, postice ad latera rubineo splendens : Abdomen longiuscu- 

 lum fusco-cupreum splendore rubineo obductum : Pectus, latera abdominis, 

 postscutelluni et coxae schistaceo-sericatae : Femora rubinea : Tibiae aeneo- 

 virides : Tarsi nigri : Alae obscure hyalinae punctis fusco-ferrugineis serie 

 duplici prope costam plerumque gemellatim dispositis et praeterea nebulis 

 dilutius fuscis versus marginera posticum : Nervura 4t-^ subsinuata puncto 

 solitario distinctiore : Hypopygium absconditum. 



5[ A single male on the coast, Holywood, July 1828.) 

 Obs. Sub M. nebuloso, Meig. IV, 9, character specificus augendus 



