Robuta

https://www.mdpi.com/2077-0383/12/12/4169
Pelvic ring injuries are uncommon but serious injuries.
bonysacralvolumesacroiliac
https://www.elsevier.com/resources/anatomy/skeletal-system/appendicular-skeleton/greater-sciatic-notch-iliac-part/22583
Explore the structure and function of the greater sciatic notch in the human body.
greater sciatic notchiliacpartcompleteanatomy