176 PORRITT : LIST OF YORKSHIRE LEPIDOPTERA. 



Pterophorus pterodactyl us Z.=fuscoclactylus Haw. 

 The larva feeds on buds of Veronica chamcedrys. 



Boroughbridge {JV.F.) ; Bramham (/.Sfn.) ; Don- 

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

 Sang); Scarborough {Staintonh Manual); Shefi&eld 

 {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 fieabane {Inula dysenterica). 



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

 Redcar !! {/. Sang) ; Scarborough !! (7". 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 {Statntofi's Manual) ; 

 York {Stainton's Ma?iual). 



Pterophorus tephradactylus Hilb. Larva feeds on golden 

 rod {Solidago virgaurea). 



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

 {A.D.). 



Pterophorus osteodactylus Zdl. Also a golden-rod 

 feeder. 



Huddersfield {S.I.lM.) ; Scarborough !! {T. W. and 

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



Pterophorus microdactylus mib. Scarborough, plentiful 

 among Enpatorium cannabinuni {T. W.). 



Pterophorus tetradactylus I. Larva on thyme. 



Doncaster {W.W.) ; Richmond !! {J. Sang) ; Scar- 

 borough {T.IV.) ; York {Stainton^s Ma7iual). 



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



