176 PORRITT : LIST OF YORKSHIRE LEPIDOPTERA. 



Pterophorus pterodactylus Z.=fuscoclactylus Hmv. 

 The larva feeds on buds of Veronica chamcedrys. 



Boroughbridge (IV.P.) ; Bramham {/.Sin.); Don- 

 caster ( W. W.) ; Huddersfield {F.I.) ; Richmond !! (/ 

 Sang); Scarborough {Stainton's Manual); Sheffield 

 {A.D.) ; York !! ( W.P.). 



Pterophorus lithodactylus Tr. This species was first 

 discovered as British at Doncaster, in 1844, by the Rev. 

 G. Preston {Zool., 1845, iii. 844 and 1006). The larva 

 feeds on fleabane {Inula dysenterica). 



Other localities are Flamborough Head {E.H.) ; 

 Redcar !! (/ Sang) ; Scarborough W {T. W.) ; York {Stain- 

 ton's Manual ). 



Pterophorus monodactylus Z.=pterodactylus Hiib. 

 The larva feeds on convolvulus. 



Doncaster ( W. W.) ; Huddersfield {G.T.P.) ; Mars- 

 den Moors {G.T.P.) ; Scarborough {Stain ton'' s Manual) ; 

 York {Staiiiton's Manual). 



Pterophorus tephradactylus Hiib. Larva feeds on golden 

 rod {Solidago vitgaurea). 



Huddersfield {P.I); Scarborough {T. W.) ; Sheffield 

 {A.D.). 



Pterophorus osteodactylus Zcll. Also a golden-rod 



feeder. 



Huddersfield {S.L.M.); Scarborough !! (7! JK and 

 G.T.P.); Sheffield {A.D.). 



Pterophorus microdactylus Hiib. Scarborough, plentiful 

 among Eupatoriuni cannabinuin {T. JF.). 



Pterophorus tetradactylus I. Larva on thyme. 



Doncaster {JJ'. Jl'.) ; Richmond !! {/. Sang) ; Scar- 

 borough {T. IV.) ; York {Stainton's Manual). 



Trans.Y.N.U. Series D, Vol. 2. 



