regional_part_of Subcortical gray matter structure Anterior perforated substance Anterior perforated area Anterior perforated space FMA:61891 Olfactory area (Mai) Olfactory tubercle Subdivision of telencephalon which is a region on the ventro-medial aspect of the telencephalon penetrated by numerous blood vessels. It is bounded by the optic tract posteriorly and the olfactory trigone anteriorly. fma Tubercle