Hip bone The hip bone first appears in fishes, where it consists of a simple, usually triangular bone, to which the pelvic fin articulates. The hip bones on each side usually connect with each other at the forward end, and are even solidly fused in lungfishes and sharks, but they never attach to the vertebral column. In the early tetrapods, this early hip bone evolved to become the ischium and pubis, while the ilium formed as a new structure, initially somewhat rod-like in form, but soon adding a larger bony blade. The acetabulum is already present at the point where the three
Angel's Bone Angel's Bone Angel's Bone is an opera by composer Du Yun and librettist Royce Vavrek in one act that follows the plight of two angels discovered on earth who are forced into spiritual and sexual slavery at the hands of a financially troubled couple. The work is a contemporary parable about human trafficking. Julian Wachner conducted the performances with Novus NY and the Trinity Wall Street Choir. The production, which opened on January 6, 2016, at the 3LD Art & Technology Center in Greenwich Street, Lower Manhattan, as part of the Prototype Festival in New York City, was directed by