has part has part characteristic of inheres in has modifier Underdeveloped supraorbital ridges 2009-04-30T06:50:09Z HP:0009891 Flat supraorbital margins Flat supraorbital ridge Shallow supraorbital ridge Depressed supraorbital ridge Flattened bony protrusion above eyes UMLS:C1861869 Hypoplastic supraorbital ridges HP:0004672 UMLS:C4020777 HP:0004667 Shallow orbital ridges Hypoplasia of the supraorbital ridges Underdeveloped brows Flatness of the supraorbital portion of the frontal bones. Depressed supraorbital margins HP:0005337 Hypoplasia of supraorbital margins Abnormality of the supraorbital ridges abnormal hypoplastic supraorbital ridge