There are more than 40 recognized species of CoNS. Most of these species have been isolated from humans, usually from the skin and mucous membranes. Certain species are found in very specific sites, such as the head (Staphylococcus capitis) or ear (Staphylococcus auricularis). Others have been isolated from animals and animal products. CoNS are classified into different groups as follows:
Staphylococcus epidermidis group
Staphylococcus epidermidis source – Human and animal
Staphylococcus haemolyticus source – Human*
Staphylococcus hominis source – Human
Staphylococcus capitis subsp. capitis source – Human
Staphylococcus capitis subsp. ureolyticus source – Human
Staphylococcus caprae source – Human, animal
Staphylococcus articularis source – Human
Staphylococcus saccharolyticus source – Human
Staphylococcus warneri source – Human, animal
Staphylococcus pasteri source – Animal, human
Staphylococcus saprophyticus group
Staphylococcus saprophyticus source – Human*
Staphylococcus cohnii subsp. cohnii source – Animal, human
Staphylococcus cohnii subsp. urealyticum source – Animal, human
Staphylococcus xylosus source – Animal
Staphylococcus arlettae source – Animal
Staphylococcus equorum source – Animal, human
Staphylococcus gallinarum source – Animal
Staphylococcus kloosii source – Animal
Staphylococcus lentus source – Animal
Staphylococcus simulans group
Staphylococcus simulans source – Animal, human
Staphylococcus carnosus source – Animal
Staphylococcus intermedius group
Staphylococcus schleiferi subsp. schleiferi source – Animal*, human
Staphylococcus sciuri group
Staphylococcus sciuri source – Animal, human
Staphylococcus lentus source – Animal, human
Staphylococcus vitulinus source – Animal
Staphylococcus hyicus group
Staphylococcus chromogenes source – Animal*
Unspecified Species Group
Staphylococcus caseolyticus source – Animal
Staphylococcus felis source – Animal
Staphylococcus hyicus source – Animal
Staphylococcus lugdunensis source – Human*, animal
Staphylococcus muscae source – Animal
Staphylococcus piscifermentans source – Animal
*Common human or veterinary disease.
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