1) Archipallium 2) Cerebral cortex 3) Cerebral mantle 4) Cerebrum 5) Cortex 6) Pallium 1) Archipallium 
The phylogenetically oldest part of the cortical mantle of the cerebral hemisphere, represented by the olfactory cortex. ... (05 Mar 2000) ... 
(pa″le-o-kor´teks) that portion of the cerebral cortex that, with the archeocortex, develops in association with the olfactory system, and which is phylogenetically older and less stratified than the neocortex. It is composed chiefly of the piriform cortex and the parahippocampal gyrus.
Type: Term Pronunciation: pā′lē-ō-kōr′teks Definitions: 1. The phylogenetically oldest part of the cortical mantle of the cerebral hemisphere, represented by the olfactory cortex.