350 Messrs. R. S. Biifnall and J. W. H. Harrison's 



*8. L. calamagrostidis Riibsaamen, 1893, p. 164; Kieffer, 

 1913-2, p. 31. 



On Phalaris arundinacea. 



Northumberland, Warkworth. Durham, Birtley and 

 Gibside. 



*9. L. carophila F. Loew, 1874, p. 119; Kieffer, 1913-2, 

 p. 31. 



Abroad this midge galls many species of Umbelliferae. 



Durham, AVolviston on Anlhriscus. and Penshaw Hill 

 on Pinipinelld S(iJifr(i(j((. Not recorded from the Anthriscus 

 in Houard. 



10. L. rubi Heeger, 1851, p. 203; Kieffer, 1913-2, p. 32. 



Galling stems of Eubus. Swanton. 478, 483 and 489; 

 Houard, 2964, 2970 and 3024. 



Northumberland, Warkworth, not uncommon. Dur- 

 ham, on bramble. Ryhope; Tiidvler Fell ; Birtley. York- 

 shire, Nunthorpe. 



*11. Lasioptera sp. Riibsaamen; Schlechtendal. 



Molinia caerulea, stem. Houard, 251. 

 Durham, near Lanchester. 



Baldratia Kieffer, 1897-3, p. 6; 1913-2, p. 24. 



*12. B. salicorniae Kieffer, 1897-3, p. 7; 1913-2, p. 26. 



On Salicoiiiid radicans. See Houard, 2240. 

 Durham, Greatham. 



Stefaniella Kieffer, 1898-2, p. 55; 1913-2, p. 28. 



*13. S. brevipalpis Kieffer, 1898-2, p. 53; 1913-2, p. 29. 



On Atriplex (Obione) porhdacoides. Houard. 2224. 

 Durham, Greatham. 



Group Oligotrophariae. 



[Neocerata Coquillett, 1900, p. 47.t 



*1.3a. [N. rhodophaga Coquillett, 1900. p. 47 ; Kieffer, 1913-2, 

 p. 11. 



f Felt sinks tliis as a s\Mionym of Dasi/tieiira (= Perrisia). 



