Mesosemia lamachus Hewitson, 1857;   Purple-washed Eyed-Metalmark,   Comments: [= tertica], E & W Mexico to Colombia.

♂ wingspan 33 mm, COSTA RICA: Guanacaste Prov.: Area de Conservacion Guanacaste, Sector El Hacha, Sendero Bejuquilla, 280m, collected on 02-X-1999 as last instar, eclosed on 19-X-1999, foodplant Psychotria pubescens voucher code 99-SRNP-15109, image code 99-SRNP-15109-DHJ321508.jpg image from http://janzen.sas.upenn.edu/