Formosan ring-necked pheasant
Phasianus colchicus formosanus
Turkestan ring-necked pheasant
Phasianus colchicus mongolicus
Pallas's ring-necked pheasant
Phasianus colchicus pallasi
Ring-necked pheasant
Phasianus colchicus
Phasianus colchicus zarudnyi
Caucasus ring-necked pheasant *
Phasianus colchicus colchicus *
Bianchi's ring-necked pheasant *
Phasianus colchicus bianchi *