Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Crambidae
Genus: Nymphula
Species: N. nitidulata
Common name: Beautiful China-mark.
Wingspan: 20-25 mm.
Flight period: April to August.

Found around lakes, rivers, and pond. The larvae feed on bur-reed (Sparganium) and yellow pond-lily (Nuphar lutea).