pontibacter amylolyticus pontibacter amylolyticus pontibacter amylolyticus is a gram-negative and short rod-shaped bacterium from the genus of pontibacter which has been isolated from sediments from a hydrothermal vent field from the indian ridge. pontibacter amylolyticus scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: hymenobacteraceae genus: pontibacter species: p. amylolyticus binomial name pontibacter amylolyticuswu et al. 2016