Hemerophila immarginata was described by Walsingham in 1914 from Costa Rica (see reference to the original description below). The holotype is deposited at the BMNH (see images).
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith