calcarine spur
(redirected from minor hippocampus)calcarine spur
[TA]the lower of two elevations on the medial wall of the posterior horn of the lateral ventricle of the brain, caused by the depth of the calcarine sulcus.
Synonym(s): calcar avis [TA], Haller unguis, hippocampus minor, minor hippocampus, Morand spur, unguis avis