374 Messrs. R. 8. B^iall and .1. W. II. Harrison's 



*152. Perrisiasp. Burkill. 1917, p. 83. 



On Lalhi/nis prafensis. 



Recorded by Mr. Burkill from \V. (Jloucestorshire. 



*153. P. libera Kieffer, 1909, p. 21 (gall); 1913-2, p. 78. 



On Oak, = Cecidomyid sp. Hoiiard, 1310. 



Northumberland, Warkworth; Ovinghani. Durham, 

 several records. Lancashire, Grange-over-Sands. York- 

 shire, Leeds district and near Middlesbro'. 



*153a. p. lithospermi H. Loew, 1850, p. 36 {Cecidomyia) \ 

 KiefTer, 1913-2, p. 78. 



On Lithospennum officinale. Houard, 4741. 

 Northumberland, Ovingham; on an isolated patch of 

 the host-plant. 



154. P. lotharingiae Kieffer, 1888-1. p. 107 {Cecidomyia); 

 1913-2, p. 78. 



On Cerastiiim vuJgatum. Swanton, 346, 347; Ilouard, 

 2331, 2334. 

 Records from all counties excepting Cheshire. 



*155. P. loti Kieffer, 1909. p. 14; 1913-2, p. 78. 



On Lotus cornicuhttus, = Cecidomyid sp. Houard, 3622. 

 Durham, Gibside, apparently rare. 



156. P. loticola Riibsaamen, 1889-2, p. 52 {Cecidomyia); 

 Kielier, 1913-2, p. 78. 



On Lotus tnajor and occasionally *Z. corniculatus. 

 Swanton, 584; Houard, 3626, *3616. 



Records from all counties excepting Westmoreland. 



*157. P. lupulinae Kieffer, 1891, p. 258; 1913-2, p. 78. 



On MediccKjo lupidina. Houard, 3507. 

 Durham, near Burnmoor. 



*158. Perrisia sp. Kaltenbach and others. 



On Medicago lupidina. Houard, 3509. 

 Durham, Hylton and Penshaw. Recorded by Mr. Burkill 

 from W. Gloucestershire. 



