Noun
parahippocampus (plural parahippocampi)
(anatomy) A cortical region of grey matter that surrounds the hippocampus.
Geary (1998) The use of allocentric strategies when navigating primarily activates the hippocampus and parahippocampus in the brain. Source: Internet
It is apparent that complete amnesia occurs only when both the hippocampus and the parahippocampus are damaged. Source: Internet