anaerofilum pentosovorans anaerofilum pentosovorans anaerofilum pentosovorans is a gram-positive strictly anaerobic, mesophilic and acidogenic bacterium from the genus anaerofilum which has been isolated from sludge from a bioreactor from frankfurt in germany. anaerofilum pentosovorans scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: oscillospiraceae genus: anaerofilum species: anaerofilum pentosovorans binomial name a. pentosovoranszellner et al. 1996 type strain dsm 7168, strain fae