iffi 



364 Messrs. R. 8; Hagnall ;.ih1 J. W. H. Harrison's 



Perrisia Hoiulaiii, ]84(), p. 371. 



*l)t). P. abietiperda Henschel, 1880. p. 371 (Cecidomyia) ; 

 Kiert'er, 1913-2, p. 73. 



(iltill on Ficea excelsa. Houard, 100. 



Northumberland, near Hexham. Durham, Oibside 

 and Eastgate. Lancashire, Grange-over-Sands, rare. 

 Yorkshire, Nunthorpe. 



*91. P. acercrispans Kieffer, 1888-2, p. 266 {Cecidomyia); 

 1913-2, p. 73. 



On sycamore. Houard, 3984. 

 Durham, dene near Fencehouses. 



*92. P. acercrispans var. rubella Kieffer, 1896-2, p. 37. 



On Acer campestre. Houard, 4025. 



Recorded by Mr. Burkill from Monmouthshire. 



93. P. acrophila Winnertz, 1853, p. 233 {Cecidomyia); 



Kierter. 191:5-2, p. 73. 



On Fraxinus. Swanton, 681 ; Houaid, 4643. 

 Local; records from all counties excepting Lancashire 

 and Cheshire. 



94. P. afflnis Kieffer, 1886, p. 330 {Cecidomyia) ; 1913-2, 



p. 73. 



On Viola spp. Swanton, 632, 634, 635 and 637 ; Houard, 

 4281, 4283, 4284 and 4290. 



Local; records from all counties excepting Cheshire. 



*95. P. alni F. Loew, 1877, p. 2 {Cecidomyia) ; Kieffer, 

 1913-2, p. 73. 



On /l^/m5. Houard, 1127; known throughout Europe. 

 Northumberland, Ninebanks, once only. 



96. F. aJpina F. Loew, 1885, p. 110 {Cecidomyia) ; Kieffer, 



1913-2, p. 73. 



On Silene acaulis. Swanton, 344 ; Houard, 2274. 



97. F. anglicd Kieffer, 1909, p. 31 (gall and larva); 



1913-2, p. 73. 



On Vaccininm Vitis-idaea, = Cecidomyid sp. Swanton, 

 676, and Houard, 4571. 



