Prdimmary Catalogue of British Cecidomyidae. 411 



Northumberland, near Warkworth, Durham, coast 

 between Hordeu and Hart. 



*420. Cecidomyid sp. Bagnall and Harrison, 1918, p. Gl. 



On Achillea Ptarmica. 

 Yorkshire, Bardsey near Leeds. 



*421. Cecidomyid sp. Houard, 5450. 



On Knautia arvensis, leaf pustules. 

 Northumberland, Ovington. Durham. Rvliope. 



*422. Cecidomyid sp. Houard, S. 60. 



On Salix. 



Northumberland, Ovingham on >S'. anrita. Durham, 

 Easington on S. Caprea. 



*423. Cecidomyid sp. Bagnall and Harrison, 1918, p. 61. 



In rotting turnips. 

 Durham, Birtley. 



II. Check List of Named Species. 

 CECIDOMYIDAE. 



Subfamily C EC I DOM YINAE. Genus Stefaniella Kieffer. 



Group LASiorTERARiAE. 1- S. Ijrevipalpis Kieffer. 



Genus Clinorrhyncha H. ,, t • ,i /ivr • n 



j^„g^, Genus Lasioptera (Meigen). 



1. C. dirysanlhemi H. Loew. \ f «^'^ipf«'«A' Mdgen. 



2. C. millefolii Wachtl. ^- f • ^/-'f ^''"^ '^cj™^';; , 



3. C. leucanlhemi Kieffer. ^- ^- <^<^'^>niWostidis Rubsaa- 



men. 



Genus Trotteria Kieffer, 4. L. caropJdla F. Loew. 



^ C7iom'<one«ra(praeocc.) Riibs. ^- ^- rubi ticGger. 



1. T. gain Rubsaamen. 



2. T. sarotkamni (Kieffer). Gnnip Oligotrophariae. 



3. T. umbel liferurum Kieft'er. 



Genus Baldratia Kieffer. 

 1. B. salicorniae Kieffer. 1. N. rhoduphaga Coquillett 



[Genus Neocerata Coquillet = 

 Genus Baldratia Kieffer. Fen-ma. 



