Microtia Microtia, second degree Constricted helix type IV Severe cupped ear, type III Snail ear HP:0008569 UMLS:C4020792 UMLS:C4020794 UMLS:C4020694 UMLS:C4020793 Cockleshell ear UMLS:C4020796 UMLS:C4020795 Median longitudinal length of the ear more than two standard deviations below the mean in the presence of some, but not all, parts of the normal ear. UMLS:C4020797 Shell ear Mini ear Ear, grade II dysplasia