Micrococcus is a Gram positive spherical saprophyte bacterium that belongs to the Micrococcaceae bacterial family. It is a microbe with a single cell membrane and a spherical (oval) shaper Micrococcus is found in human sweat but also colonizes the human mouth, mucosae, oropharynx and upper respiratory tract. This bacterium is found in soil, dust, water and air, and as part of the normal flora of the mammalian skin.