Carabus lineatus 
Carabus ulrichii 
Carabus vietinghoffii 
Cardinal beetle 
Cardiophorus convexus 
Cardiophorus ruficollis 
Carolina Cantharid 
Carolina Pine Sawyer 
Carolina Tiger Beetle 
Carphurus latipennis 
Carrot Beetle 
Cartodere bifasciata 
Case-bearing leaf beetle 
Casey's lady beetle 
Cassida circumdata 
Cassida deflorata 
Cassida stigmatica 
Cassida vibex 
Cassolaia maura 
Castiarina acuticeps 
Castiarina adelaidae 
Castiarina aeraticollis 
Castiarina andersoni 
Castiarina argillacea