• Local names

• Language	Vernacular name
  English (US)	Juvenal's Duskywing

• Synonyms and other combinations

• Latin name	Author
  Hesperia juvenalis	Fabricius, 1793
  Nisoniades juvenis	Hübner, 1819
  Nisoniades costalis	Westwood, 1852
  Nisoniades ennius	Scudder & Burgess, 1870
  Nisoniades plautus	Scudder & Burgess, 1870
  Thanaos clitus	Edwards, 1883
  Thanaos maestus	Godman, 1899

• Erynnis (Erynnides) juvenalis is a member of the clade Erynnis juvenalis:

• Species	Author
  Erynnis (Erynnides) horatius	(Scudder & Burgess, 1870)
  Erynnis (Erynnides) juvenalis	(Fabricius, 1793)
  Erynnis (Erynnides) meridianus	Bell, 1927
  Erynnis (Erynnides) scudderi	(Skinner, 1914)
  Erynnis (Erynnides) telemachus	Burns, 1960
  Erynnis (Erynnides) tristis	(Boisduval, 1852)
  Erynnis (Erynnis) mercurius	(Dyar, 1926)

• Links

• Language	Website	Authors
  	Butterflies and Moths of North America
  	Butterflies of America	A.Warren, K.Davis, M.Stangeland
  	Butterflies of Canada
  	North American Moth Photographers Group

The QR code below, when scanned, automatically opens a page with a description of this species. Placing the code on a label under the specimen, on poster or information board in a museum or exhibition will allow for quick and easy display of full information about the species on the smartphone of the interested person.