Streptococcus spp.
Alpha haemolytic
- Pneumococci (strep.pneumoniae)
- Streptococcus viridans (some are alpha haemolytic and some are non haemolytic)
Beta haemolytic
- Group A (streptococcus pyogenes) - scarlet fever
- Group B (streptococcus agalactiae)
- Group C (streptococcus dysgalactiae)
- Group D (enterococci)
- Group F (streptococcus anginosus or milleri)
- Group G, H...