Hip bone and ischium then become joined, and lastly the pubis and ischium, through the intervention of this Y-shaped portion. At about the age of puberty, ossification takes place in each of the remaining portions, and they join with the rest of the bone between the twentieth and twenty-fifth years. Separate centers are frequently found for the pubic tubercle and the ischial spine, and for the crest and angle of the pubis. Several muscles attach to the hip bone including the internal muscles of the pelvic, abdominal muscles, back muscles, all the gluteal muscles, muscles of the lateral rotator group, hamstring muscles,
The Bone Forest novella "The Bone Forest.", after which the volume takes its name. The additional stories in "The Bone Forest" bear little relation with either time or events in the "Mythago Wood" cycle, yet the short stories are largely influenced by the fantasy realm created as part of the "Mythago Wood" cycle. "The Bone Forest" has both won and been nominated for fantasy literature awards. The short stories in "The Bone Forest" previously appeared in a variety of publications between 1976 and 1989. The novella The Bone Forest was published as part of the 2009 Gollanz edition of "Merlin's Wood" along with