The eighteen-spotted ladybird (Myrrha octodecimguttata), or 18-spot ladybird, is a species of beetle in the genus Myrrha in the ladybird family that lives primarily in pine forests and willow trees in Europe. It is usually 4 to 5 millimetres (0.16 to 0.20 in) in length. The eighteen-spotted ladybird is most common throughout the United Kingdom, Belgium, the Netherlands and southern Scandinavia, but their range extends throughout central Europe.