PLATE LXVII. 



Aphis cardui. (Page 92.) 



Fig. 1. — Apterous viviparous female. 



Fig. 2. — Yellow variety of the same. 



Fig. 3. — Pupa. 



Fig. 4. — Winged viviparous female. 



Fig. 5. — Head and rostrum of the last insect. 



a. Rostrum with its setae. 



h. Labrum. 



c. Cornicle. 



