Desulfitobacterium

Desulfitobacterium is a genus of Gram-positive, strictly anaerobic, rod-shaped, spore-forming bacteria from the family of Peptococcaceae. Desulfitobacterium species have low GC-contents.

Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI)