Nilus margaritatus is a small, brightly colored insect belonging to the order Hemiptera. It is commonly known as the Pearl River bug due to its habitat preference along riverbanks. This insect has a distinct pearlescent sheen on its wings and body, which serves as a form of camouflage in its natural environment. Nilus margaritatus feeds on plant sap and is known for its ability to jump long distances when threatened.