424 Zoology. 



EMPID^E. 



Empis tessellata, F. Generally distributed. 

 Empis stercorea, L. Shooter's Hill. 

 Empis pennipes, L. Bexley. 

 Empis trigramma, Mg. Eltham. 



DOLICHOPODID^]. 



Psilopus longulus, Fin. Abbey Wood. 

 Hygroeeleuthus diadema, Hal. Thames Marshes. 

 Dolichopus nubilus, Mg. Thames Marshes. 

 Dolichopus latelimbatus, Mcq. Thames Marshes. 

 Dolichopus discifer, Stan. Thames Marshes. 

 Dolichopus plumipes, Scop. Thames Marshes. 

 Dolichopus griseipennis, Stan. Thames Marshes. 

 Dolichopus festivus, Hal. Thames Marshes. 

 Dolichopus aeneus, Deg. Thames Marshes. 

 Pcecilobothrus nobilitatus, L. Thames Marshes. 

 Hercostomus nigripennis, Fin. Farningham. 

 Hereostomus plagiatus, Lw. Thames Marshes (Verrall). 

 Hercostomus atrovirens, Lw. Foots Cray (Verrall). 

 Orthochile nigrocoarulea, Ltr. Lee (Verrall). 

 Argyra diaphana, F. Chislehurst. 

 Argyra argyria, Mg. Thames Marshes. 

 Argyra leucocephala, Mg. Chislehurst. 

 Porphyrops spinicoxa, Lw. Farningham. 

 Porphyrops consobrina, Ztt. Thames Marshes. 

 Porphyrops praerosa, Lw. Farningham. 

 Syntormon pallipes, F. Thames Marshes. 

 Machaerium maritimae, Hal. Thames Marshes. 

 Medeterus pallipes, Ztt. Lee (Verrall ). 

 See 11 us notatus, F. Thames Marshes. 



PROBOSCIDEA. 



PLATYPEZIDJE. 



Platycnema pulicaria, Fin. Foots Cray (Verrall). 

 Platypeza consobrina, Ztt. St. Mary Cray (Verrall). 



