sporomusa ovata sporomusa ovata sporomusa ovata is a species of bacteria with characteristic banana-shaped cells. its cells are strictly anaerobic, gram-negative, endospore-forming, straight to slightly curved rods that are motile by means of lateral flagella. it has been the subject of much research into electrosynthesis of energy-containing carbon chains. sporomusa ovata scientific classification domain: bacteria phylum: bacillota class: negativicutes order: selenomonadales family: veillonellaceae genus: sporomusa species: s. ovata binomial name sporomusa ovatamöller et al. 1984 sporomusa ovata is a candidate as the biological catalyst for an "artificial leaf" that converts sunlight, water, and carbon dioxide into oxygen and liquid fuels.