1) Archeocortex 1) Cerebrum 
1. Typically, the phylogenetically older parts of the cerebral cortex. ... 2. More specifically, the cortex forming the hippocampus. ... See: allocortex, cerebral cortex. ... Synonym: archipallium. ... Origin: archi-+ L. Cortex ... (05 Mar 2000) ... 
(ahr″kĭ-kor´teks) that portion of the cerebral cortex that, with the paleocortex, develops in association with the olfactory system, and which is phylogenetically older than the neocortex and lacks its layered structure. Called also archeocortex and archipallium.
Type: Term Pronunciation: ar′ki-kōr′teks Definitions: 1. Typically, the phylogenetically older parts of the cerebral cortex. 2. More specifically, the cortex forming the hippocampus. Synonyms: archipallium