Preliminary Catalogue of British Cecidomyidae. 379 



*186. P. rostrupiana Kieffer, 1909, p. 29 (gall and larva); 

 1913-2, p. 80. 



On Spiraea Ulmaria, = Cecidomyid sp. Houard, 2836. 

 Not common; records from all counties excepting 

 Cheshire. 



*187. ? P. rubsaameni Kieffer, 1909, p. 6 (gall); 1913-2, 

 p. 80. 



On Carpinus Betulus, parenchymatous, = Cecidomyid sp. 

 Houard, 1041. 



Circular clear-cut holes observed in leaves of hornbeam 

 (counties Durham and Lancashire) in October are prob- 

 ably the results of this insect. Requires confirmation. 



*188. P. salicariae Kieft'er, 1888-1, p. 96 (Cecidomyia) ; 

 1913-2, p. 80. 



On Lythrum Salicaria. Houard, 4325, 4326. 

 Northumberland, not uncommon near Bamburgh. 



*189. P. sanguisorbae Kieffer, 1890-1, p. 26 (Cecidomyia); 

 1913-2, p. 80. 



On Sanguisorba officinalis. Houard, 3100. 

 Durham, near Penshaw. 



*190. P. scabiosae Kieffer, 1888-1, p. 97 {Cecidomyia) ; 

 1913-2, p. 81. 



On Scabiosa Columbaria. Houard, 5466, 5470. 

 Durham, Penshaw Hill, common ; and Catcleugh Rock, 

 near Sunderland. 



*191. P. schlechtendali Kieffer, 1886, p. 328 {Cecidomyia)', 

 1913-2, p. 81. 



On Lafhyrus macrorhizus. Houard, 3781. 



Durham, Birtley; Fatfield; Fencehouses; Gibside, com- 

 mon ; Winlaton (H. S. Wallace), and near Lanchester. 

 Northumberland, Ovingham. 



*192. P. schmidti Rubsaamen, 1912, p. 284; Kieffer, 

 1913-2, p. 81. 



Heads of Plantago lanceolata. 



Durham, Greatham. Lancashire, Grange-over-Sands. 



