Hayhurst's Scallopwing (Staphylus hayhurstii)
Austin, TX 2011/03/18
Member of Family: Hesperiidae
French common name: Hespérie sinuée
This species is extremely rare in Canada, and as far as I know, has only ever been recorded a few times in the Pelee Island/Point Pelee area. I've never seen it here myself, but I did see some once down in Austin, TX.
To see where this butterfly has been reported, visit: The Ontario Butterfly Atlas Online