part of part of continuous with continuous with innominate bone bone fossa acetabular fossa fossa acetabularis (acetabuli) It is occupied by the ligament of head of femur[WP] The acetabular fossa is the roughened depression in the centre of the acetabulum, surrounded by the lunate acetabular surface and the acetabular notch. The acetabular fossa provides an insertion point for the teres ligaments that secure the femoral head. UBERON:0014445 FMA:17269 SCTID:289666003 Wikipedia:Acetabular_fossa acetabular notch