Notocrypta feisthamelii
| Spotted demon | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Lepidoptera | 
| Family: | Hesperiidae | 
| Genus: | Notocrypta | 
| Species: | N. feisthamelii  | 
| Binomial name | |
| Notocrypta feisthamelii (Boisduval, 1832)  | |
Notocrypta feisthamelii, the spotted demon, is an Indomalayan butterfly belonging to the family Hesperiidae. The name honours the French entomologist Joachim François Philibert Feisthamel.
The named subspecies are
- N. f. rectifasciata Leech West China
 - N. f. alysos (Moore, [1866]) Himalaya to Burma, Thailand, Vietnam, Laos, Langkawi, Malaysia, Yunnan
 - N. f. celebensis (Staudinger, 1889) Celebes
 - N. f. avattana Fruhstorfer, 1911 Java
 - N. f. samyutta Fruhstorfer, 1911 Lombok
 - N. f. alinkara Fruhstorfer, 1911 Philippines (Mindanao)
 - N. f. padhana Fruhstorfer, 1911 Batjan
 
The larva feeds on Costus, Maranta, Musa, Amomum, Curcuma, Elettaria, Hedychium, Zingiber.