| | Stain | Shape |
|---|
| Abiotrophia | Gram-positive | coccus |
| Aerococcus | Gram-positive | coccus |
| Anaerococcus | Gram-positive | coccus |
| Coagulase-negative staphylococci | Gram-positive | coccus |
| Enterococcus | Gram-positive | coccus |
| Enterococcus hirae | Gram-positive | coccus |
| Facklamia | Gram-positive | coccus |
| Finegoldia | Gram-positive | coccus |
| Finegoldia magna | Gram-positive | coccus |
| Gemella | Gram-positive | coccus |
| Gemella morbillorum | Gram-positive | coccus |
| Leuconostoc | Gram-positive | coccus |
| Leuconostoc mesenteroides | Gram-positive | coccus |
| Micrococcus | Gram-positive | coccus |
| Parvimonas micra | Gram-positive | coccus |
| Pediococcus | Gram-positive | coccus |
| Peptoniphilus | Gram-positive | coccus |
| Peptostreptococcus | Gram-positive | coccus |
| Peptostreptococcus anaerobius | Gram-positive | coccus |
| Peptostreptococcus stomatis | Gram-positive | coccus |
| Staphylococcus argenteus | Gram-positive | coccus |
| Staphylococcus aureus | Gram-positive | coccus |
| Staphylococcus aureus complex | Gram-positive | coccus |
| Staphylococcus auricularis | Gram-positive | coccus |
| Staphylococcus caprae | Gram-positive | coccus |
| Staphylococcus lugdenensis | Gram-positive | coccus |
| Staphylococcus pettenkoferi | Gram-positive | coccus |
| Staphylococcus saprophyticus | Gram-positive | coccus |
| Streptococcus | Gram-positive | coccus |
| Streptococcus agalactiae | Gram-positive | coccus |
| Streptococcus anginosus group | Gram-positive | coccus |
| Streptococcus gordonii | Gram-positive | coccus |
| Streptococcus mitis | Gram-positive | coccus |
| Streptococcus pneumoniae | Gram-positive | coccus |
| Streptococcus pyogenes | Gram-positive | coccus |
| Vagococcus fluvialis | Gram-positive | coccus |
| β-hemolytic streptococci | Gram-positive | coccus |
