archicortex; archipallium
Neuroanatomical term for the evolutionarily older part of the cerebral cortex, including the hippocampus. Used in medical and biological contexts.
The archicortex forms part of the limbic system.
古皮質 (paleocortex) is another older cortical region, distinct from 旧皮質, primarily associated with olfaction.
Compound of 旧 (old) and 皮質 (cortex), a direct translation of the English term 'archicortex'.