Earlier in the morning Luciano Guerra had found a striking male Glaucous Cracker. I could not refind it but was shocked to find this female. Notice on the underwing the seventh cell from the wing tip has a black area with a white spot, the field mark for Glaucous Cracker. Also note the large pale submarginal cells on the upper surface of the fore wings and the "s" on the costal cell lacking red pigment which is consistent with the female pinned specimens on Butterflies of the Americas.