Notocrypta feisthamelii, the spotted demon, is an Indomalayan butterfly belonging to the family Hesperiidae.Vane-Wright, R. I., & R. de. Jong. 2003. The butterflies of Sulawesi: annotated checklist for a critical island fauna. Zoologische Verhandlingen 343: 1-267. The name honours the French entomologist Joachim François Philibert Feisthamel.

The named subspecies are Seitz, A. ed. 1927 Die Großschmetterlinge der Erde, Verlag Alfred Kernen, Stuttgart Band 9: Abt. 2, Die exotischen Großschmetterlinge, Die indo-australischen Tagfalter, 1927, 1197 Seiten 177 TafelnFruhstorfer, 1911 Neue Hesperiden des Indo-Malayischen Faunengebietes und Besprechung verwandter Formen Dtsch. Entomol. Z. Iris 25Beccaloni, G., Scoble, M., Kitching, I., Simonsen, T., Robinson, G., Pitkin, B., Hine, A. & Lyal, C. (Editors). 2003. The Global Lepidoptera Names Index (LepIndex). World Wide Web electronic publication. http://www.nhm.ac.uk/our-science/data/lepindex/lepindex/ [accessed 2 November 2018]

N. f. rectifasciata Leech West China N. f. alysos (Moore, ) 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.

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