Which of the muscle in male is equivalent for vaginal sphincter in female?
The sphincter vaginae (levator prostatae in the male) form a sling around the vagina and are inseed into a mass of fibrous tissue, called the perineal body. Ref: Clinical Anatomy by Systems By Richard S. Snell, 2007, Page 861.
Levator prostatae
Anococcygeal body
Puborectalis
Bulbospongiosus