Auricular surface - Facies auricularis

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Description

Behind the iliac fossa on the internal surface of ala of ilium is a rough surface, the sacropelvic surface, divided into two portions, an anterior and a posterior.

Below and in front of the auricular surface is the preauricular sulcus, more commonly present and better marked in the female than in the male; to it is attached the pelvic portion of the anterior sacroiliac ligament.


This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).

Anatomical hierarchy

General Anatomy > Bones; Skeletal system > Appendicular skeleton > Bones of lower limb > Pelvic girdle > Hip bone; Coxal bone; Pelvic bone > Ilium > Sacropelvic surface > Auricular surface

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