False Flower Beetle 
False Ladybird 
False mealworm beetle 
False potato beetle 
Falsomordellistena pubescens 
Feather horned beetle 
Festive Tiger Beetle 
Fiddler Beetle 
Fiery Searcher Beetle 
Fifteen-spotted lady beetle 
Figeater beetle 
Fighting Giant Stag Beetle 
Figwort Weevil 
Fire-colored Beetle 
Fireblight beetle 
Five-horned Rhinoceros Beetle 
Five-spot Ladybird 
Flashlight Shield Lady Beetle 
Flat Bark Beetle 
Flat Oak Borer 
Flat-headed bald cypress sapwood borer 
Flatheaded appletree borer 
Flatheaded Conifer Borer 
Flattenened giant dung beetle