The subcallosal area (parolfactory area of Broca) is a small triangular field on the medial surface of the hemisphere in front of the

subcallosal gyrus The subcallosal gyrus (paraterminal gyrus, peduncle of the corpus callosum) is a narrow lamina on the medial surface of the hemisphere in front of the lamina terminalis, behind the parolfactory area, and below the rostrum of the corpus callosum. It ...

, from which it is separated by the

posterior parolfactory sulcus Posterior may refer to: * Posterior (anatomy), the end of an organism opposite to its head ** Buttocks, as a euphemism * Posterior horn (disambiguation) * Posterior probability, the conditional probability that is assigned when the relevant evidenc ...

; it is continuous below with the

olfactory trigone The olfactory trigone is a small triangular area in front of the anterior perforated substance. Its apex, directed forward, occupies the posterior part of the olfactory sulcus, and is brought into view by throwing back the olfactory tract. It is ...

, and above and in front with the

cingulate gyrus The cingulate cortex is a part of the brain situated in the medial aspect of the cerebral cortex. The cingulate cortex includes the entire cingulate gyrus, which lies immediately above the corpus callosum, and the continuation of this in the ci ...

; it is limited anteriorly by the

anterior parolfactory sulcus Standard anatomical terms of location are used to unambiguously describe the anatomy of animals, including humans. The terms, typically derived from Latin or Greek roots, describe something in its standard anatomical position. This position pro ...

. The subcallosal area is also known as "Zuckerkandl's gyrus", for

Emil Zuckerkandl Emil Zuckerkandl (1 September 1849 in Győr, Hungary – 28 May 1910 in Vienna, Austria) was a Hungarian anatomist. Biography Zuckerkandl was born in Győr on 1 September 1849, to a Jewish family. He had two brothers: the industrialist V ...

. The

parahippocampal gyrus The parahippocampal gyrus (or hippocampal gyrus') is a grey matter cortical region of the brain that surrounds the hippocampus and is part of the limbic system. The region plays an important role in memory encoding and retrieval. It has been inv ...

, subcallosal area, and

have been described together as the periarcheocortex. The "subcallosal area" and "parolfactory area" are considered equivalent in

BrainInfo ''NeuroNames'' is an integrated nomenclature for structures in the brain and spinal cord of the four species most studied by neuroscientists: human, macaque, rat and mouse. It offers a standard, controlled vocabulary of common names for struct ...

, but in

Terminologia Anatomica ''Terminologia Anatomica'' is the international standard for human anatomical terminology. It is developed by the Federative International Programme on Anatomical Terminology, a program of the International Federation of Associations of Anatomis ...

they are considered distinct structures.

Additional images

File:Subcallosal area.gif, 3D view of the subcallosal area in an average human brain

References

Cerebrum {{neuroanatomy-stub