Cooke : Diptera op Lancashiee and Cheshire. 



165 



P. rosge. Common. 



Piophila casei. Common. 



P. luteata. Manchester ; Bowdon. 



Meromyza sultatrix. Southport. 



M. pratorum. Southport ; Cheshire coast. 



M. variegata. Hazelgrove ; Bowdon. 



Chlorops hypostigma. Common. 



C. scalaris. Manchester ; Southport. 



C. nasuta. Manchester ; Hazelgrove : Rivington. 



C. taeniopus. Manchester ; Bowdon. 



C. cereris. Manchester. 



C. messoria. Manchester ; Cheshire coast. 

 Oscinis cornuta. Bowdon. 



0. maura. Manchester ; Cheshire coast. 

 Gymnopa subsultans. Lytham ; Bowdon. 

 Opomyza germinationis and combinata. Abundant. 

 0. florum. Manchester. 

 0. tripunctata. Manchester; Hazelgrove. 

 Drosophila cellaris. Manchester ; Rivington. 



D. fenestrarum. Manchester. 

 Agromyra nigripes. Common. 



A. latipes and flaveola. Manchester. 



Phytomys lateralis. Bowdon ; Hazelgrove. 



P. aquifolii. Manchester. 



P. obscurella. Manchester ; Bowdon. 



P. nigra, notata, and terminalis. Manchester. 



Notiphila cinerea. Bowdon ; Rivington. 



N. calceata. Manchester, 



Hydrellia thoracica and griseola. Manchester. 



Ephydra punctato-nervosa. Southport. 



E. littoralis. Hazelgrove. 

 E. aquila. Bowdon. 



E. palustris. Manchester. 



E. lutosa. Bowdon. 



E. noctula and fusca. Manchester. 



PHORID^. 



Phora dimidiata and fuscipes. Manchester. > 



P. rufipes. Abundant. 



P. gracilipes and funebris. Manchester. 



P. pumila. Manchester ; Bowdon* 



