Polythrix caunus (Herrich-Schäffer, 1869);   Four-spotted Longtail,   Comments: E Mexico to S Brazil and Paraguay.

wingspan 37 mm, COSTA RICA: Guanacaste Prov.: Area de Conservacion Guanacaste, Sector Cacao, Gongora Bananal, 600m, collected on 28-VII-2004 as second instar, eclosed on 06-IX-2004, foodplant Anemopaegma puberulum voucher code 04-SRNP-47482, image code 04-SRNP-47482-DHJ307048.jpg image from http://janzen.sas.upenn.edu/