calditerrivibrio calditerrivibrio calditerrivibrio is a genus of bacteria from the family of deferribacteraceae with one known species (calditerrivibrio nitroreducens). calditerrivibrio nitroreducens has been isolated from a hot spring from yumata in japan. calditerrivibrio scientific classification domain: bacteria phylum: deferribacterota class: deferribacteres order: deferribacterales family: deferribacteraceae genus: calditerrivibrioiino et al. 2008 type species calditerrivibrio nitroreducens species c. nitroreducens