desulfosporomusa desulfosporomusa desulfosporomusa is a genus of sulfate-reducing bacteria. so far there is only one species of this genus known (desulfosporomusa polytropa). desulfosporomusa scientific classification domain: bacteria phylum: bacillota class: negativicutes order: selenomonadales family: veillonellaceae genus: desulfosporomusasass et al. 2004 species d. polytropa