The appendix of the testis develops from
Inderbir Singh&;s; Human embryology; Tenth edition; Pg 300The paramesonephric ducts remain rudimentary in a male.The greater pa of each duct eventually disappears.The cranial end of each duct persists as a small rounded body attached to the testis (appendix of testis) that may occasionally give rise to cysts.
Mesonephric duct
Paramesonephric duct
Both
None
General anatomy