The Pelvic Girdle

Time To Read

1–2 minutes

Date Last Modified

An anatomical illustration of the lateral view of the right coxal bone. Labeled features include the anterior and posterior aspects, ischial spine, lesser sciatic notch, ischial tuberosity, and ischial ramus, all connected by dashed lines to their respective anatomical location on the bone. The text "Lateral Right Coxal Bone," appears at the bottom.
Right coxal bone diagram showing anterior, posterior, ischial spine, tuberosity, and ramus.

Hip Bones

Keeping your legs moving while trying to dance through life.

Illustration of the sacrum and coccyx from a posterior view. The sacral foramina, a series of holes on each side of the sacrum, are indicated by black dots and lines leading to the label "Sacral Foramina." The bone is a beige color.
Sacrum and Coccyx with labeled Sacral Foramina.

Your butt’s backbone.

Posterior view of a fully articulated pelvic girdle. The sacrum is visible with the Median Sacral Crest labeled by an arrow pointing toward the base of the spine. The rest of the pelvic bone is light beige and the sacrum has four holes.
Posterior view of pelvic girdle with labeled Median Sacral Crest on the sacrum.

Vestigial or useful?