List of the Insect Fauna of the County. 155 



DiPTERA. MyCETOPHILID^. 



SciAKA, Meigen. 

 S. TiLicoLA, H. Loew. Gall on Tilia. Maldon, Woodham 

 Mortimer. 



DiPTERA. TrYPETID^. 



Urophora, Eobinean-Desvoidy. 

 U. Cardui, L. Gall on Cirskuu. Maldon, Eayleigli, Canvey 



and Wallasea Islands. 

 U. soLSTiTiALis, L. Gall on Centaurea. Birdbrook, Danbury, 



Kayleigli. 



DiPTERA. MUSCID^. 



LoNCH^A, Fallen. 

 L. PARVicoRNis, Meig. ? Gall on Triticum. Maldon, Eayleigli. 



COLEOPTERA. CuRCULIONIDiE. 



Ceuthorhynchus, Schonherr. 



C. ASSiMiLis, Paykull. Gall on Sinapis. Common. 



C. suLcicoLLis, Gyll. Gall on Brassica. Very common. 



Gymnetron, Sclionherr. 

 G. BECCABUNGiE, L. Gall on Veronica. Eainham (T. E. Billups). 



MiARus, Schonherr. 

 M. CAMPANULiE, L. Gall on Campanula. Danbury. 



Mecinus, Germar. 

 M. PYRASTER, Herbst. Gall on Plantago. Eainham (T. E. 



Billups). 



Hemiptera. Aphidid^. 



Brachycolus, Buckton. 

 B. Stellari^, Hardy. Gall on Stellaria. Maldon. 



ScHizoNEURA, Hartig. 

 S. LANUGINOSA, Hart. Gall on Uhius. Generally distributed, 

 and common. 



