PLATES 



I. Suborder Parasitica. 



II-III. Family Cicadellidae. 



IV. Families Fulgoridae, Membracidae and Cercopidae. 



V. Family Cicadidae. 



VI. Family Psyllidae. 

 VII-XI. Family Aphididae. 

 XII. Family Aleyrodidae. 

 XIII-XV. Family Coccidae. 



XVI. Families Corixidae, Belostomatidae, Nepidae, Nau- 



coridae, Notonectidae, Gerridae, Miridae, Lygaeidae, 

 Cimicidae, Nabidae, Phymatidae and Reduviidae. 



XVII. Families Reduviidae and Tingidae. 



XVIII. Families Aradidae, Coreidae, Alydidae, Corizidae, Penta- 



tomidae, Cydnidae and Scutelleridae. 



XIX. Eggs of Hemipterous insects. 



XX. Injury caused by Hemiptera. 



