tepidanaerobacteraceae tepidanaerobacteraceae tepidanaerobacteraceae is a family of gram positive bacteria in the class clostridia. tepidanaerobacteraceae scientific classification domain: bacteria phylum: bacillota class: clostridia order: thermosediminibacterales family: tepidanaerobacteraceaezhang et al. 2019 genera biomaibacter zhang et al. 2019 tepidanaerobacter sekiguchi et al. 2006