406 THE INSECTS OF ALDERNEY. 



ICHNEUMONIDiE. 



*Iehneumon vaginatopius, Lin. Common. 



*ExophaneS exulans, Gr. Two males. 



*Ambly teles easti gator, Fab. One male. 

 *Phygadeuon cupvus, Schr. 

 *Cpyptus spinosus, Gr. 



*C. ViduatOPiuS, Fab. Two females. 



*Henieospilus repentinus, Holmgr. This is the only rare British species of 



the genus. 

 *PanisCUS eephalotes, ILolmgr. Well known as the parasite of Dicranura 



vinula. 

 *Collyria ealeitratOP, Vitt. Common. The well-known parasite of 



Cephits pygmceus. 

 *Exetastes oseulatorius, Fab. One of our most beneficial insects. It 



preys upon the destructive caterpillars, Mamestra brassicce, &c. 



*Banehus faleator, Fab. 



*Trielistus (Exoehus) podagpieus, Gr. 



*Exoehus genieulatus, Holmgr. One female. Not in the British list. 

 *BaSSUS lsetatOPiuS, Fab. Probably abundant. 

 *B. taFSatOPiUS (?), Panz. This species is not in the British list. 

 *MetopiUS dentatus, Gr. One specimen, Rev. F. A. Walker, 1897. 

 *Pimpla instigatOP, Fab. Common. 



*P. ealobata (?), Gr. 



*LiSSOI10ta bellatOP, Gr. Common. 



BRACONID.E. 



*Miepogastep stietieus, Fab. 



TENTHREDIN.E. 



*Tenthpedo atpa, L. One. 



*TenthPedopsiS nigPieolliS, Cam. Common. 



Allantus apeuatus, Forst Re\. F. A. Walker, 1897 ; also two in 1899. 



*DolePUS fissus, Htg. One. 



*Selandpia stpamineipes, King. Common 



S. sepva, L. Island of Burhou, June 2nd, 1897. One specimen, Rev. F. A. 

 Walker. 



*Blennoeampa fuliginosa, Seh. One. 



*Athalia posse, L. One. 



*Hylostoma eyaneoepoeea, Fourc. Not uncommon. 



*StPOngylOgasteP eingulatus, Fab. One, a curious variety. 

 *CepllUS pygmgeus, Linn. Several. 



DIPTERA. 



MYCETOPHILID^]. 



Seiapa Thomse, L. One on cliffs, August 6th, 1892. 



BIBIONID^. 



Bibio MaPGi, L. (St. Mark's Fly). Not uncommon. 



*BibiO hOPtulanus, L. Abundant, especially the females, on Angelica in 

 meadows adjoining Longy Road. Rev. F. A. Walker, 1897. 



