PLATE XCI. 



Callipteeus queroeus. (Page 24.) 



Fig. 1. — Apterous viviparous female. 



Fig. 2. — Pale variety of the same, after moulting its 

 skin. 



Fig. 3. — Winged viviparous female. The short 

 wings and the long body contrast much with the last 

 species. 



Fig. 4. — The winged male. Here the wings attain 

 to a larger size. 



Callipteeus castane^. (Page 26.) 



Fig. 5. — Apterous vi^aparous female. 



Fig. 6. — Pupa of the same. 



Fig. 7. — Winged viviparous female. The anal valves 

 are much developed in all the winged females of this 

 genus. The disposition and number of the dorsal 

 pigmental spots are variable. 



Fig. 8. — A leaf-bud of the sweet chestnut {Gastanea 

 vesca), with two ova adhering, which will remain 

 unhatched through the winter. 



Fig. 9. — The ova magnified. Their form departs 

 from the usual oval, being attenuated at one end. 



