378 Messrs. R. S. Bagnall and J. W. II. Harrison's 



Records from all counties excepting Lancashire and 

 Westmoreland. Mr. Burkill records it from Derbyshire. 



179. P. pyri Bouche, 1847, p. Ill [Cecidomyia) ; Kieffer, 

 1913-2, p. 80. 

 On Pyrus commnnis. Swanton, 526; Houard, 28G-1. 

 Durham, Gibside. Lancashire, Lathom. 



*180. t P. pierreana KiefEer. 



On Salix cinereo, = Perrisia sp. Houard (S. 42), 892. 

 Durham, Waldridge. Lancashire, near Ainsdale. 



181. P. ranunculi Bremi, 1847, p. 54 {Cecidomyia); 

 Kieffer, 1913-2, p. 80. 



On Ranunculus spp. Swanton, 362, 366, 370; Houard, 

 2423, 2431, 2438. 



Records from all counties excepting Cheshire and 

 Cumberland. 



*182. P. raphanistri Kieffer, 1886, p. 324 {Cecidomyia); 

 1913^2, p. 80. 



On Brassica Napiis. Houard, 2594 {Dasyneura rapha- 

 nistri). 



Northumberland, Warkwoith. Durham, rare and 

 local, Fatfield, Fencehouses and Penshaw. 



*183. P. rhododendroni Kieffer, 1909, p. 95; 1913-2, p. 80. 



On Rhododendron ferrugineum. Houard. 

 Yorkshire, in a moraine garden at Linthorpe, near 

 Middlesbrough. 



184. P. rosarum Hardy, 1850^, p. 186 {Cecidomyia); 

 Kielfer, 1913-2, p. 80. 



On Rosa spp. Swanton, 503, 507, 512; Houard, 3135, 

 3186. 



Records from all counties excepting Westmoreland and 

 Cheshire. 



*185. Perrisia sp. 



On Rosa spp. like P. rosarum gall, larvae white. 

 Northumberland and Durham, several records 

 (= Dirhiza rhodophila). 



I We have been unable to trace this in Kieffer, 1913-2. 



