microlunatus phosphovorus microlunatus phosphovorus microlunatus phosphovorus is the type species of the bacterial genus microlunatus. it is gram-positive and is notable for being a polyphosphate-accumulating bacterium. it is coccus-shaped, aerobic, chemoorganotrophic. microlunatus phosphovorus scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: propionibacteriales family: propionibacteriaceae genus: microlunatus species: m. phosphovorus binomial name microlunatus phosphovorusnakamura et al. 1995 type strain atcc 700054cip 104466dsm 10555hambi 2303jcm 9379nbrc 101784nm-1vkm ac-1990