Figure S1. The mass spectrum of a substance (PTCA) formed at permanganate oxidation of BSF melanin. Figure S2. Normalized pyrograms of BSF melanin (A) and Sepia melanin (B). Table S1. Results for chemical degradation analysis of BSF melanin and Sepia melanin Table S2. Characteristic pyrolysis products of BSF melanin and Sepia melanin Please note: Wiley-Blackwell are not responsible for the content or functionality of any supporting materials supplied by the authors. Any queries (other than missing material) should be directed to the corresponding author for the article. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.