GEOMETRY. 37 



Ephyra pendularia L. Very local. 



Askham Bog ( W.P.) ; Pontefract {B.H.). 



Hyria auroraria Gn. This beautiful little species occurs 

 freely on Thorne Waste, near Goole, but has not been 

 noticed elsewhere in the county {G.T.F.). The red form 

 is the type at Thorne, whereas in the Cambridgeshire 

 fens the yellow form is the prevalent one ( W. IV.). 



Asthena luteata W.V. Distributed and fairly common. 



Adel near Leeds (C.S.) ; Bishop's Wood {G.T.F.) ; 

 Bradford {/. W.C.) ; Bramham {/. Sm.) ; Doncaster {/.H. 

 and W.M^.); Huddersfield {/.¥.); Pontefract (^.i^) ; 

 Scarborough {T. W.); Sheffield {A.D.); Wakefield {W.T.); 

 York ! {Staifiton' s Ma final ). 



Asthena candidata W.V. Bradford ! (yi JKC.) ; Bramham! 

 {/.Sm.); Doncaster {/.H. and IV.W.) ; Huddersfield, 

 rare {/. V.) ; Meanwood near Leeds {A. Denny) ; Ponte- 

 fract {B.H.) ; Richmond {/. Sang) ; Scarborough {Stain- 

 ton's Manual); Sheffield {A.D.) ; Wakefield (IV.T.) ; 

 York (B.C.). 



Asthena sylvata IV.V. Very local but often abundant 

 where it occurs. 



Barnsley, at New Park Spring Wood (/.H.) ; Edling- 

 ton Wood, Doncaster, where in some seasons it perfectly 

 swarms, and as many as twenty may be counted sitting on 

 thetrunk ofa single tree in June (y.iSr, JK/'.,and G.T.F.); 

 Huddersfield, very rare (F.I.) ; Richmond !! {G.P.H. and 

 J.Safig); Scarborough (T.W.); Sheffield (^.Z>.); Wake- 

 field (IV.T.); York {Siainton's Manual). 



Asthena Blomeraria DM. Scarce and very local. Feeds 

 on wych elm. 



Helmsley {G. P. Dutton, Naturalist, 1875); Nun- 

 burnholme {F.O.M., Morris' Nat.., viii. 188, June 26, 

 1858); Pickering {F.O.M., British Moths, 1871, i. 152); 

 Scarborough {G.T.F. and T. IV). 



