Apiomerus colombianus 
Apiomerus gallegoi 
Apiomorpha conica 
Aplerotus maculatus 
Aplos simplex 
Apodiphus amygdali 
Apoecilus bracteatus 
Apoplymus pectoralis 
Aradus betulae 
Aradus funestus 
Archasia belfragei 
Arcocatus longiceps 
Arenocoris waltlii 
Arilus gallus 
Arocera apta 
Arocera spectabilis 
Ash Cicada 
Asian Woolly Hackberry Aphid 
Asiatic green flatid 
Aster Treehopper 
Astinus intermedius 
Atractotomus mali 
Atymna simplex 
Aufeius impressicollis