Diangus Gratianopolitanus is a specific species of carnivorous beetle that is native to Europe. This particular beetle is also known as the "European ground beetle." While there are various synonyms for this beetle, the most common ones include the "brassy ground beetle," the "Cyril ground beetle," and the "Calathus cupreus." These synonyms are often used interchangeably with the term Diangus Gratianopolitanus, depending on the region or context. These beetles are known for their metallic green or bronze coloring, and can often be found in gardens and agricultural areas. With over 7000 species of ground beetles around the world, Diangus Gratianopolitanus is just one of many fascinating creatures in the insect world.