part_of part of part of hippocampus ammon horn Tomasz Adamusiak MESH:D006624 NCIt:C12444 EV:0100180 FMA:62493 MAT:0000114 NIFSTD:birnlex_721 Cornu ammonis James Malone EMAPA:19148 NIFSTD:birnlex_726 BTO:0000601 CNS - Brain - Hippocampus (MMHCC) Ammon's horn SAEL:51 hippocampus major A part of the brain consisting of a three layered cortex located in the forebrain bordering the medial surface of the lateral ventricle. The term hippocampus is often used synonymously with hippocampal formation which consists of the hippocampus proper or Cornu Ammonis, the dentate gyrus and the subiculum. MA:0000191 hippocampus proper brain forebrain