Adults of Calliphora have a grey or black thorax, the colour dulled by a heavy microtomentum. The abdomen is metallic blue (rarely purple or green) and sometimes also dulled by microtomentum.
The thorax of adult Calliphora is typically grey or black, with its coloration diminished by an abundance of microtomentum. The abdomen is usually a vibrant metallic blue, although it can occasionally be found in shades of purple or green, and may also be partially obscured by microtomentum.