The appendix of the testis develops from
High-Yield Explanation
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.