pelobacter pelobacter pelobacter (gr pelos : mud) is a bacterial genus in the order desulfuromonadales. the cells are rod-shaped with rounded ends and occur in single, pairs or chains. they have a fermentative metabolism. pelobacter scientific classification domain: bacteria phylum: thermodesulfobacteriota class: desulfuromonadia order: desulfuromonadales family: "pelobacteraceae" genus: pelobacterschink and pfennig, 1983 type species pelobacter acidigallicischink and pfennig, 1983 species pelobacter carbinolicus pelobacter acetylenicus pelobacter propionicus pelobacter acidigallici pelobacter venetianus pelobacter masseliensis pelobacter seleniigenes