42 LAJiVA COLLECTING AND BREEDING. 



Xanthia fulvago (cerago). 



Salix Capvea — (Sallow.) In the catkins. 

 „ cinera — (Sallow.) 



Afterwards on low plants. 

 Xanthia flavago (silago). 

 Salix Caprea — (Sallow). 

 „ cinei-ea — (Sallow). 

 Also on various low plants. 

 Xanthia aurago. 



Fagus sylvatica — Beech. 

 Spinra Filipcndula — -Drop wort. 

 Xanthia gilvago. 



Uhittis mojitana — Wych Elm. 

 „ campestris — Elm. 



Xanthia circellaris (ferruginea). 



Fraxinus excelsior — Ash. 



L'linus montana — Wych Elm. 



Salix Caprea — (Sallow). On the buds. 



Fopulus tremula — Aspen. On the buds. 



Cirrhaedia xerampelina. 



Fraxinus excelsior — Ash. 

 Tethea subtusa. 



Fopulus — Poplar. 



Tethea retusa. 



Populw: — Poplar. 



Salix Caprea — (Sallow.) 



Cosmia (Euperia) palacea (fulvago). 



Ouercus Rohm — Oak. 



Betula alba — Birch. 

 Dicycla oo. 



Ouercus Rohur — Oak. 

 Calymnia trapezina. 



Quercus Robur — Oak. 

 Carpinus Betulus — -Hornbeam. 

 Betula alba — Birch. 



Calymnia pyralina. 



Ryrus cotnniunis — Pear. 



Frunus — Plum. 

 Calymnia diffinis. 



Ulmus catnpeslris — Elm. 

 Calymnia affinis. 



Ulmus campestris — Elm. 



