Proteides mercurius mercurius (Fabricius, 1787);   Mercurial Skipper,   Comments: continental, S Texas to Argentina, SE Arizona as rare stray.

♀ wingspan 65 mm, COSTA RICA: Guanacaste Prov.: Area de Conservacion Guanacaste, Sector El Hacha, Laguna Agua Buena, 220m, collected on 06-I-1995 as penultimate instar, eclosed on 05-II-1995, foodplant Lonchocarpus guatemalensis voucher code 95-SRNP-74, image code 95-SRNP-74-DHJ369251.jpg image from http://janzen.sas.upenn.edu/