286 ]Vi)ig-ate : Diir/uiDi Dipto-n. 



Fam. EPHVDRID.^. 

 Parhydra aquila Fin. Hesleden, three 5 s, Au^-. 1S99. 



Fam. DROSOPHILID.-E. 

 Drosophila confusa Stseg. Gibside, one 9 , April 1898. 

 Drosophila funebris F. Bishop Auckland, one 6, April 1902. 



Fam. CHLOROPID.E. 



Meromyza lasta Mg. Hesleden, three ,5 s and six 9 s, Jul\--Aiig-. 1899- 

 1900. 



Centot ceretiS Fin. Bishop Auckland, one 9i ]u\y 1900; Bodburn, three 

 9 s, Juiv 1902. 



Chlorops did/tna Ztt. Hesleden, two 6 s and two 9 s, July-Aug-. 1S99. 



Chlorops scutellaris Ztt. Bishop Auckland, one 9 , .July 1901. 



Chlorops tasniopus M§-. Hesleden, two 9 s ; Harperley, one 9 ; Even- 

 wood, one 9 , May and Aug-. 1897-1900. 



Chlorops lasta Mg-. Bishop Auckland, three $ s and one 9 ; Belburn, 

 one 9 . Ma}- -June 1897-1900. 



Chlorops scalarls Mg-. Hesleden, one 9, Aug. igoo. 



Chlorops gracilis Mg. Hesleden, one 9 . Aug. 1901. 



Oscinis albiseta Mg. Escomb, one 9 , J"ne 1899. 



Elachiptera cornuta Fin. Gibside, one i and two 9 s, April 1898; 

 Bishop Auckland, three is and nine 9s, April, May, and Oct. 1900; 

 Harperley, one 9. April; Belburn, two 9s, May 1900. 



Fam. AGROMYZID.^. 

 Agromyza pusilla Mg'. Bishop Auckland, one } , June 1901. 

 Ochthiphila polystigma Mg. BoUihope, one 9, June 1901. 



Fam. PHYTOMYZID.E. 

 Napotnyza lateralis Fin. Hesleden, one 9, Aug. 1900. 

 Phytomyza notata Mg. Bishop Aud^land, two 6 s, May 1900. 

 Phytomyza flava ^Ig. Bishop Auckland, one 9 , July 1900. 

 Phytomyza fuscula Ztt. Bishop Auckland, five 6 s and four 9 s, Feb. 

 1900. 



Fam. BORBORH5.E. 



Borborus longipennis Hal. Bishop Auckland, three ^ s, May 1900. 



Borborus equinus Fin. Very common. 



Borborus nigrifemoratus Mcq. Bishop Auckland, one 9 , immature, 

 ,Mav 1900. 



Borborus geniculatus Mcq. Bishop Auckland, two 6 s and one 9 , March- 

 June 189S-1900; Heselden, one 9, April 1901. 



Limosina fontinalis Fin. Bishop Auckland, one 6 and four 9 s, March 

 1900, Jan. 1902. 



Limosina lutosa Stnh. Gibside, two 6 s and one 9 , April 1898; Harper- 

 lev, one 6 , April 1900. 



Limosina pumilio Mg. Hesleden, one 6, April 1901. 



Limosina vitripennis Zn. Bishop Auckland, two 9 s, May 1900; one 9, 

 Jan. 1902. 



Fam. PHORID.E. 



Trineura aterrima F. Wearhead, four c5 s, Aug. 1901. 



Phora rufipes Mg-. Bishop Auckland, four 6 s and four 9 s, April, May. 



and Oct. 1900. 

 Phora incrassata Mg. Hesleden, one 6, Aug. 1S99. 



Naturalist, 



