Amelanotic and Pigmented Melanoma (IMAGE) UNC Lineberger Comprehensive Cancer Center Caption Researchers have identified features linked to amelanotic melanoma, a form of skin cancer that lacks the brown or black color that stems from the pigment melanin. Credit UNC Usage Restrictions None 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.