Keywords: Gray237.png Plan of ossification of the hip bone The three primary centers unite through a Y-shaped piece about puberty Epiphyses appear about puberty and unite about twenty-fifth year Other fields 1 Information field Ucfirst Plate 237 before 1858 Henry Gray Anatomy of the Human Body See Book section below 237 Creator Henry Vandyke Carter Book Gray's Anatomy PD-old-100-1923 Gray's Anatomy plates 0237 Hip bone Challenges to physical balance Bones of the human pelvis Ossification Iliac crest Pubis Ischium Ischial tuberosity Pubic tubercle Acetabulum Obturator foramen Ilium Acetabular notch Acetabular margin |