Elophila nymphaeata, commonly known as the brown china-mark moth, is a small insect belonging to the family Crambidae. It has a wingspan of about 20-25 mm and is characterized by its brown coloration with distinct white markings. This species is commonly found near freshwater habitats, such as ponds and marshes, where its larvae feed on aquatic plants like water lilies. The adult moths are nocturnal and can be observed flying around these habitats during the summer months.