Roseomonas pecuniae is a species of Gram negative, strictly aerobic, coccobacilli-shaped, pinkish-red-colored bacterium.
It was first isolated from the surface of a 50 Euro cent copper-alloy coin, and the species was first proposed in 2011.
The species name comes from Latin pecuniae (of/from money or a coin).
The optimum growth temperature for R. pecuniae is 30 °C, but can grow in the 10-35 °C range.
The optimum pH is 7.0.