This document describes tests to identify several gram-positive coccus bacteria, including Enterococcus faecalis, Lactococcus lactis, Micrococcus luteus, Micrococcus roseus, Staphylococcus aureus, Staphylococcus epidermis, and Streptococcus pyogenes. It outlines results for the Mannitol test, Catalase/Coagulase test, MR test, Urease test, and Catalase test to differentiate between these bacteria.

1. (-)
(+)
(-)
(+)(+)
GRAM POSITIVE COCCI
Enterococcus faecalis Lactococcus lactis Micrococcus luteus Micrococcus roseus
Staphylococcus aureus Staphylococcus epidermis Streptococcus pyogenes
Mannitol Test
(+)
E. faecalis
S. aureus
Catalase/Coagulase Test
(-)
E. faecalis S. aureus
L. lactis | M. luteus | M. roseus | S. epidermis | S. pyogenes
MR Test
(+)
S. pyogenes | S. epidermis | L. lactis
M. luteus | M. roseus
Urease Test
(-)
M. luteus
M. roseus
Catalase Test
(-)
S. epidermis
S. pyogenes | L. lactis