Blood-vein 
Blood-winged Blister Beetle 
Bloody net-winged beetle 
Bloody-nosed beetle 
Blotch-marked Emerald 
Blotch-winged Honeysuckle Sawfly 
Blotched blue 
Blotched emerald 
Blotched leopard 
Blotched Owlfly 
Bloxworth Snout 
Blue Adjutant 
Blue admiral 
Blue Ant 
Blue Argus 
Blue banded bee 
Blue begum 
Blue Blowfly 
Blue bottle fly 
Blue Bush Orb Weaver 
Blue Carpenter Bee 
Blue corporal 
Blue darkie 
Blue Dasher