gemmatimonas phototrophica gemmatimonas phototrophica gemmatimonas phototrophica is an aerobic, anoxygenic and chlorophotoheterotroph bacterium species from the genus of gemmatimonas. gemmatimonas phototrophica scientific classification domain: bacteria phylum: gemmatimonadota class: gemmatimonadetes order: gemmatimonadales family: gemmatimonadaceae genus: gemmatimonas species: g. phototrophica binomial name gemmatimonas phototrophicazeng et al. 2015 type strain ap64