'9; 



SUPPLE.AIENT 



Containing Additional Records, New Species and 

 Localities, and Notes on Variation, etc. 



GEORGE T. PORRITT, F.L.S., F.E.S. 



Ex-Preside)it of the Yorkshire Naturalists' Union, 



An asterisk is prefixed to the name of each species recorded as 

 New to the County List. 



DIURNI. 



Gonepteryx rhamni Z. Widely distributed, but appar- 

 ently not nearly so common as my former record would 

 lead one to suppose. 



Colias edusa Fah. Many new localities are recorded, and, 

 in 1890, it was quite common in the eastern portion of 

 the county. 



Colias hyale Z. Along with C. cdusa, there was appar- 

 ently an invasion of this species in 1900: the localities 

 included Beverley {J.R.L.); Bridlington {H.H.C.) ; 

 Hull {C.C.). 



Argynnis paphia Z. Edlington Wood in 1901 [H.H.C); 

 Great Ayton {U'.H); Helmsley ! {S.IV.). 



Apgynnis aglaia Z. Grassington (Z^.^.); Helmsley (.-J.. ^.) ; 

 Ingleby Greenhow {T.A.L.); Kirby Moorside (A. A.). 



Argynnis adippe Fab. " One at Birdwell, near Penistone, 

 by Mr. Dyson, of Hoyland, in 1901 " (A.JV.); "one at 

 New Park Spring Wood, Cudworth, in 1901 " (A.JJ'.); 

 Wadworth Wood, Doncaster, one in 1901 {L.S.B.); 

 Great Ayton {W.H.). 



