The genus Incisalia, described by Samuel Hubbard Scudder in 1872, consists of butterflies in the family Lycaenidae found in North America. They are commonly called elfins.

Species Listed alphabetically: Incisalia augustinus (Westwood, 1852) – brown elfin Incisalia eryphon (Boisduval, 1852) – western pine elfin Incisalia fotis (Strecker, ) – early elfin Incisalia henrici (Grote & Robinson, 1867) – Henry's elfin Incisalia irus (Godart, ) – frosted elfin Incisalia lanoraieensis Sheppard, 1934 – bog elfin Incisalia mossii (H. Edwards, 1881) – Moss's elfin, stonecrop elfin, Schryver's elfin Incisalia niphon (Hübner, ) – eastern pine elfin Incisalia polios Cook & Watson, 1907 – hoary elfin

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