afipia carboxidovorans afipia carboxidovorans afipia carboxidovorans is a gram-negative soil bacterium. it is aerobic, the cells are rod-shaped. afipia carboxidovorans scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: nitrobacteraceae genus: afipia binomial name afipia carboxidovorans(meyer et al. 1994) hördt et al. 2020 synonyms oligotropha carboxidovorans (ex meyer and schlegel 1978) meyer et al. 1994 pseudomonas carboxydovorans meyer and schlegel 1978