NOTES, ETC. ON EUROPEAN BUTTERFLIES. 23 



CoLiAS Paling, Linn. 

 The larva occurs in August and September. 



CoLiAS Pelidne, Bd. 

 Collas PalcBUO, var. Kirby. 



Exp. 1-8 in. 



Very close to C. Palceno, but the black discoidal spot of 

 the fore-wings is narrower, and has a white pupil. The spot 

 is less conspicuous or wanting on the underside. The black 

 border of the fore-wings is very regularly dentated by the 

 yellow lines, forming rounded and well-defined cones. 



Larva unknown. 



Hab. Lapland, North Russia. 



CoLiAS Nastes, Bd. 

 Collas Pliicomone, var. Kirby. 



Exp. 1-5 in.— 1-7 in. 



$ greenish-sulphur above ; ? greenish-white ; hind margin 

 spotted v^th black. Fore-wings with a black discoidal spot. 

 L^nderside of hind-wings obscure greenish-yellow, thickly 

 powdered with black ; discoidal spot silvery. 



Larva unknown. 



Hab. Lapland. 



Very similar to C. Phiconione, but smaller and darker. 



CoLiAS Yerdandi, Zett. 

 Nastes, var. Staud. 

 MelinoSf Eversm. Staud. 

 Exp. 1-6 in.— 1-8 in. 



Uniform dull yellowish-green, not dusted with black like 

 C. Nastes, and much lighter coloured than either C. Plii- 

 comone or C. Nastes. Fore- wings with a black border better 



