Imperial soldier beetle 
Inca bonplandi 
Indian Green Tortoise Beetle 
Insuetaspis paradoxus 
Involvulus plumbeus 
Iphiclus circulus 
Iphiclus nigriventris 
Iridescent cylinder leaf beetle 
Iridescent Tiger Beetle 
Iris weevil 
Iris Weevil 
Ironweed Curculio 
Ischiomastus kirschi 
Ischiopsopha bifasciata 
Ischnodactylus rubromarginatus 
Isomira sericea 
Isomira testacea 
Isonychus pilosus 
Ivy Boring Beetle 
Jamesia globifera 
Japanese Beetle 
Judolia cordifera 
Judolia instabilis 
Judolia montivagans