Superior Ramus of the Pubis / illiopubic ramus
Connects the pubis to the ilium at the acetabulum.
Obturator Groove
Wide groove on the medial surface of the iliopubic ramus, at the superior and lateral corner of the obturator foramen.
Pubic Symphysis
Is the near the midline surface of the pubis where the two os coxae most closely approach.