60 THE DIPTERA OF GUERNSEY. 



LEPTID^. 

 ChPysopilus auratUS. Not uncommon at Petit B6t, June 16th, 1895. 



ASILID.2E. 



Leptogaster eylindrica, Beg. Vale, July 28th. 

 Dioetria Baumhaueri, Mg. One, July 1895. 



Asilus erabroniformis, L. This fine species is not uncommon in Guern- 

 sey, Alderney and Sark. 

 Epitriptus cingulatus, F. Two. 

 Dysmaehus trigonus, Mg. 



BOMBYLIDJE. 



Anthrax paniseus, Eossi. One taken in Guernsey. I noticed them in 

 numbers near Platte Saline Bay, Alderney, on August 6th, 1895. 



THEREVID^E. 

 Thereva plebeia, L. Two specimens taken at St. Andrew's. 

 T. annulata, F. Several taken near Grande Rocque. Common on the sand 

 hills near St. Ouen's Bay, Jersey. 



EMPID^]. 

 HybOS femoratus, Mull. One near Jerbourg. 

 Empis tessellata, F. Not uncommon. 

 E. livida, L. Common. 



Pachymeria femorata, F. Perelle Bay, June 12th, 1895. 

 Hemerodromia preeatoria, Fin. Not uncommon on May 21st, 1895, 



Vale. 

 Ardoptera irrorata, Fin. One, St. Martin's. 



DOLICHOPODID^. 



Argyra leueoeephala, Mg. 



Liaiiealus Virens, Seop. In fields near Vazon Bay. 



LONCHOPTERIDiE. 



Lonchoptera flavicauda, Mg. Common. 



SYRPHIDJE. 

 ChrysogasteP metallina, F. Common in May and June. 

 C. splendens, Mg. One specimen, Saints' Bay, in June. 

 Chilosia vernalis, Fin. Two specimens taken near Petit But in May. 

 Melanostoma sealare, F. Common. 

 M. mellinum, x. One. 



Pyrophsena Oeymi, F. Local. In damp fields near Petit Bot Bay. 

 Platyehirus manieatus, Mg. Common. 



P. albimanus, F. Not common. 



P. peltatus, Mg. Several in May and June. 



P. Clypeatus, Mg. Common. 



Syrphus bifaseiatus, F. One specimen taken in May, 1895, at Petit Bot. 



S. COroll88, F. Common. 



S. latifaseiatus, Mcq. Saints' Bay, June. 



S. grossularise, Mg. One specimen, July 29th, Saints' Bay. 



S. aurieollis, Mg. Var. maculicorms. Not common. 



