49 
255. 0. macilenta, Hb. Not uncommon; widely, though not 
generally, distributed. 
C.—Rock Ferry, Eastham, and Puddington (W.L.); 
Eastham, n.c. (Pr.); Ince Marshes, s. (N.); Chester, at 
gas lamps and e.l., n.c. (A., N., Do.); Delamere, n.u. 
(Da., Cr., J., M.); White Hall, near Tarporley (Stk.); 
Bowdon, c. (Da., Tp.) 
F.—Holywell (W.Z.); Overton, o. (Pe.) 
D.—Colwyn, c. (W.L., N.) 
256. 0. circellaris, Hufn. = ferruginea, Esp. Common and 
generally distributed. 
C.—Wallasey, c. at sugar (Pr., H.); Chester (A.); 
Delamere, c. (H., Da.); White Hall, near Tarporley 
(Stk.); Ince Marshes (N.) ; Stockport (J.) 
F.—Overton and Rhyl, c. (Pe.) 
D.—Colwyn Bay (N.) 
257. O. helvola, L. = rufina, Hb. Often common where it occurs, 
but is not generally distributed. 
C.—Bromborough, n.c. (Pr.); Eastham, Storeton, 
and Bidston (4.Z.); Delamere, a., recorded by all the 
local collectors; White Hall, near Tarporley (Stk.); 
Bowdon (Tp.); Alderley district, c., and Staley Brushes, 
e: (2:2.) 
F.—Holywell and Loggerheads (W.Z.); Overton, 
one (Pe.) 
D.—Llangollen and Colwyn (W.Z.) 
258. 0. pistacina, F. Common and very general. 
C.—Common almost everywhere in the county. 
F,—Rhyl, one (Pe.) 
D.—Vale of Clwyd, a. (W.G.) 
Car.—Deganwy and near Conway, a. (W.G.); Aber- 
soch, v.c. (Da,) 
259. 0. litura, L. Common and fairly general. 
C.—Wallasey (Pr., M.); Ledsham (Sh.); Chester 
(A); ditto, at el. (Do., A., N.); Delamere, c. (Cr., M., 
Da., Sh., Ta.); White Hall, near Tarporley (Stk.); 
Bowdon (Tp.); Dunham (Ta.) 
D.—Vale of Clwyd (W.G.) 
Car.—Deganwy (W.G.) 
