syntrophobacter wolinii syntrophobacter wolinii syntrophobacter wolinii is a species of bacteria notable for degrading propionate. it is non-motile, gram-negative and rod-shaped. syntrophobacter wolinii scientific classification domain: bacteria phylum: thermodesulfobacteriota class: syntrophobacteria order: syntrophobacterales family: syntrophobacteraceae genus: syntrophobacter species: s. woliniiboone & bryant, 1980