paludibacter paludibacter paludibacter is a gram-negative, strictly anaerobic, chemoorganotrophic and non-motile genus from the phylum bacteroidota. paludibacter scientific classification domain: bacteria phylum: bacteroidota class: bacteroidia order: bacteroidales family: "paludibacteraceae"ormerod et al. 2016 genus: paludibacterueki et al. 2006 species p. jiangxiensis qiu et al. 2016 p. propionicigenes ueki et al. 2006