Microbiology General 96a2af73 Pigment producing atypical mycobacteria - A M. fortuitum and M. chelonae B M. xenopi and MAC C M. gordonae and M. szulgai D M. ulcerans High-Yield Explanation Pigment producing atypical mycobacteria: Photochromogen: M marinum, M simiae, M. asciaticum, M kansasii, Scotochromogen: M. scrofulaceum, M szulgai, S.gordonae