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The anterior part of the iliac crest provides attachments for the sartorius muscle and tensor fasciae latae muscle. The iliac crest and the two muscles are clearly visible not only in the 3D model but also in the live model photo. Sartorius muscle divides the thigh into two planes. https://anatomy4sculptors.com/
This 3D model makes supination and pronation a lot easier to grasp. When animating or designing a character, understanding how various body parts move gives us more flexibility as artists.