Squid Chromatophore Iridescence (IMAGE) Marine Biological Laboratory Caption This is a close up of iridescent reflectance from expanded yellow, red and brown squid chromatophores. Excised mantle skin, hyaline layer removed. Oblique illumination, dissecting microscope. Credit Steve Senft (Hanlon Lab, Marine Biological Laboratory) Usage Restrictions Please use with proper credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.