Prevotella scopos Downes and Wade 2011 Downes J. Wade G.W. Prevotella fusca sp. nov. and Prevotella scopos sp. nov., isolated from the human oral cavity 2011 61 4 854 858 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.023861-0 20495041