<prompt> Buruli ulcer is caused byMycobacterium ulceransMycobacterium marinumAycobacterium kansasiMycobacterium fouitum  <response>: - Buruli ulcer is caused by atypical mycobacteria named as Mycobacteria ulcerans - Mycobacteria ulcerans- It is a water borne skin pathogen which is categorised under non - photochromogens Runyons classification This cause lesions which are typically painless ulcers and nodules. It has narrow temp.range of 31 degree - 34 degree C 