THE DIPTERA OF GUERNSEY. 61 



Catabomba pyrastri, Z. Several near Moulin Huet Bay. 



SphSBPOphoria seripta, Z. Common in May and June. 



Aseia podagriea, Fab. Common. 



Volucella bombylans, Z. Both varieties taken, but not common. 



EristaliS sepulehralis, Z. One taken near Petit But, June loth, 1895. 



E. tenax, Z. Abundant all through the year ; swarming on ivy blossom in 



the autumn. 

 E. arbustOPUm, Z. Abundant. 

 E. pertinax, Scop. Common. 



MyiatPOpa florea, Z. One specimen taken at ivy blossom in October. 

 HelophilUS pendulUS, Z. Not common. 

 Syritta pipiens, Linn. Abundant. 



Eumerus lunulatus, Mg. Several specimens taken near Petit Bot. 

 ChrysotOXUm festiVUm, Z. Not common. 

 C. bieinetum, Z. Several taken at Saints' and Petit Bot Bays. 



CONOPIDJE. 



Physoeephala pufipes, F. Two. 



Oneomyia atpa, F. One. 



Myopa bueeata, Z. Two specimens in a garden, June, 1895. 



TACHINIDJE. 



MasieePa ppatensis. Several bred from pupae found in the burrows of a 

 bee in a sandbank near the coast. 



Fpontina nigricans. Petit B6t, July. 

 Siphona genieulata, Beg. Common. 

 Clista mapeus. One. 



DEXIDJS. 



Mopinia tepgestina, Schr. 

 Melanophopa popalis, L. Not common. 

 Nyetia haltepata, Fz. One. 



ThelaiPa leueozona, Fz. Var. nigripes. Petit But, June 16th. 



Pposena ? sibepita, F. 



SARCOPHAGID^]. 



Sapeopbaga eapnapia, z. Abundant. 



S. albieeps, Mg. Common at Grande Mare, Vazon. 

 S. melanUPa, Mg. St. Andrew's in May. 

 S. nigPiventPis, Mg. May and June. 



MUSCIDJE. 

 Lueilia esesaP, Z. (Green Bottle Ply). Abundant. 

 L. serieata, Mg. Common. 



Calliphopa epytbpoeepbala, Mg. Common. 



C. VC-mitOPia, Z. (Blue Bottle Ply). Abundant. 



C sepulehPaliS, Mg. Common. 



Pollenia PUdis, F. Common. 



Musea domestiea, Z. (Common House Fly) . Abundant. 



M. COPVina, F. Not uncommon, Guernsey and Sark. 



Mesembpina mepidiana, z. 



