Banded Sphinx Moth 
Barbary Spurge Hawkmoth 
Bedstraw hawk-moth 
Black-belted Hawkmoth 
Blinded Sphinx 
Broad-bordered bee hawk-moth 
Broad-bordered bee hawkmoth 
Callambulyx rubricosa 
Callambulyx tatarinovii 
Callionima denticulata 
Callionima inuus 
Canadian sphinx 
Carolina Sphinx 
Catalpa Sphinx 
Cechenena helops 
Cechenena lineosa 
Cechenena subangustata 
Cephonodes kingii 
Cephonodes picus 
Cerberonoton rubescens 
Cinnamon gliding hawkmoth 
Clark's Sphinx 
Coelonia fulvinotata 
Coffee bee hawkmoth