Parabacteroides faecis Sakamoto et al. 2015 Sakamoto M. Tanaka Y. Benno Y. Ohkuma M. Parabacteroides faecis sp. nov., isolated from human faeces 2015 65 4 1342 1346 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.000109 25667391