The species of anaerobic gram - positive cocci isolated most commonly include Peptostreptococcus magnus , Peptostreptococcus asaccharolyticus , Peptostreptococcus anaerobius , Peptostreptococcus prevotii , and Peptostreptococcus micros .
Some clinically significant Peptostreptococcus species are , Gaffkya anaerobia , which was renamed Peptostreptococcus tetradius .
The species of anaerobic gram - positive cocci isolated most commonly include Peptostreptococcus magnus , Peptostreptococcus asaccharolyticus , Peptostreptococcus anaerobius , Peptostreptococcus tetradius   , and Peptostreptococcus tetradius micros .
Some clinically significant Peptostreptococcus species are , Gaffkya anaerobia , which was renamed Peptostreptococcus tetradius .