The genus Staphylococcus containsaboutabout forty forty species and subspeciestoday Only some of them are important as human pathogens: – Staphylococcus aureus – Staphylococcus epidermidis – Staphylococcus hominis – Staphylococcus haemolyticus – Staphylococcus saprophyticus – others. Staphylococcus epidermidis, – Staphylococcus hominis, Subgroup ofof coagulase coagulase--negative negative species species contains contains from humanstaphylococcistaphylococci: – Staphylococcus haemolyticus, – Staphylococcus saprophyticus, – Staphylococcus simulans, – Staphylococcus warneri and other.