Supp. 2 from Covert linear polarization signatures from brilliant white two-dimensional disordered wing structures of the phoenix damselfly NixonM. R. OrrA. G. VukusicP. 2017 Dorsal view of territorial male <i>Pseudolestes mirabilis</i> perched in the ‘arrowhead position’ on a twig, overhanging a small forest stream, Hainan. Photo courtesy of G.T. Reels.