pelvic girdle

The team found a partial skeleton encased in rock that included portions of the lower jaw, vertebrae, and pelvic girdle.

In fish, the pelvic fins and bones of the pelvic girdle are relatively small and float freely in the body.

To date, they have found parts of the posterior portion of its carapace, or shell, and most of the pelvic girdle, but no skull, tail or limbs.

She had a history of pain in both hips, and the doctor she’d seen for that found inflammation in the parts of the pelvic girdle known as the sacroiliac joints.

It was an associated disorder, a type of arthritis known as sacroiliitis — an inflammation of the joint between the pelvic girdle and the sacrum, the triangular bone that forms the connection between the hips.