Preliminary Catalogue of British Cecidomyidae. 399 



Haplodiplosis Riibsaamen, 1911, p. 393. 



*322. H. equestris B. Wagner, 1871, p. 41; Kieffer, 1913-2, 

 p. 210. 



See Houard, 333. 



Lancashire, Grange-over-Sands, on a common grass— 

 Triticum, sp. or ally. Brought forward as British by the 

 late F. Enock. 



Cecidomyia *Meigen, 1803, p. 261. f 



323. C. pini de Geer,| 1776, p. 417 (Tipula)] Kieffer, 



1913-2, p. 215. 



324. C. flava Meigen, 1818, p. 99 {Diplosis Theobald) ; 



KiefEer, 1913-2, p. 215. 



325. C. verna Curtis, 1827, p. 178; Kieffer, 1913-2, p. 220. 



Macrodiplosis Kieffer, 1895-2, p. 194. 



326. M. dryobia F. Loew, 1877, p. 14; Kieffer, 1913-2, 



p. 223. 



On Quercus. Swanton, 279; Houard, 1306. 



Northumberland and Durham, several records. Cum- 

 berland, Keswick. Lancashire, Grange. Yorkshire, 

 Bardsey near Leeds and Nunthorpe. 



327. M. volvens Kieffer, 1904-1, p. 79; 1913-2, p. 223. 



On Quercus. Swanton, 280 ; Houard, 1307. 

 Northumberland and Durham, several records. Cum- 

 berland, Keswick. Lancashire, Grange-over-Sands, rare. 



Xenodiplosis Felt, 1911, p. 61 (= Allodiplosis Riibs. non 

 Kieffer). 



*328. X. laeviusculi Riibsaamen, 1911, p. 85 ; Kieffer, 1913-2, 

 p. 228. 

 . On gall of Neuroterus laevinscidiis. 

 Durham, Fatfield. Northumberland, Warkworth. 

 Yorkshire, Bardsey near Leeds. 



t All species in this genus excepting the type pini are insufficiently 

 described, and therefore cannot be relegated to any known genus. 



X .S;yTionyms are laterella Zett., pilosa Brenii, and jnni-maritimae 

 Dup. 



