Preliminary Catalogue of British Cecidomyidae. 397 



Northumberland, near Wark worth. Durham, Tinkler 

 Fell. Lancashire, Grange-over-Sands. 



Myricomyia Kieffer, 1900, p. 470. 



*.310. M. mediterranea F. Loew, 1885-2, p. 485 (Diplosis); 

 Kiefter, 1913-2, p. 186. 



On Erica Tetralix. 



Northumberland, Blanchland. Durham, Waldridge. 

 Birtley, Killhope and Waskerley. Cumberland, Killhope. 

 Yorkshire, Eston and Ay ton. 



Zeuxidiplosis Kieffer, 1904-2, p. 349. 



*311. Z. giardi Kieffer, 1896-2, p. 383 {Thecodiplosis 

 yiardiana Kieft'er, 1898) ; 1913-2, p. 187. 



On (a) Hypericum perforatum and (&) H. pidcknmi. = Z. 

 giardiana, Houard, 4210, 4202. 



Northumberland, near Staward (6), rare. Durham, 

 Gibside (a), rare. Cumberland, near Nenthead (6), rare. 



Atrichosema Kieffer, 1904-2, p. 347. 

 312. A. aceris Kieffer, 1904-2, p. 348; 1913-2, p. 189. 

 On Acer campestris. Swanton, 606, 607 ; Houard, 4030. 



Trichodiplosis Kieffer, 1912-1, p. 229. 



*313. T. caricis Kieffer, 1898-2, p. 61 (Antichira) ; 1913-2, 

 p. 191. 



In leaf -sheaths of Carex Goodenovii and C. glauca. 

 Durham, Waldridge. Northumberland, Warkworth. 

 Cumberland, Alston. Cheshire, Bidston. 



Antichiridium Riibsaamen, 1911, p. 168 (for Antichira 

 Rubs. 1911, non Eschscholz). 



*314. A. striatum Riibsaamen, 1911, p. 122 {Antichira); 

 Kieffer, 1913-2, p. 192. 



In leaf-sheaths of grasses and sedges if large and coarse. 



Northumberland, Warkworth. on Carex pendxda. 

 Durham, Birtley, on Typha lalifolia ; Gibside, on Carex 

 pendida ; and near Swalwell, on Phragmites. Lancashire. 

 near Grange-over-Sands, on Phragmites. 

 trans, ent. soc. lond. 1917, — parts it. Ill, IV. (may '18) dd 



