The aery to the ductus dererens is a branch of:
The ductus deferens recieves its blood supply from the aery to ductus deferens which usually arises from the superior vesical aery. Occasionally it may arise from the inferior vesical aery. Ref: Elements of Anatomy : In 3 volumes, Volume 3 By Jones Quain, Page 383; Elements of anatomy By Jones Quain, Page 573; Color Atlas of Human Anatomy: Internal Organs, Volume 2 By Helga Fritsch, Wolfgang Kuhnel, Page 256
Inferior epigastric aery
Superior epigastric aery
Superior vesical aery
Cremasteric aery