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Corpora quadrigemina

In the brain, the corpora quadrigemina are the four colliculi—two inferior, two superior—located on the tectum of the dorsal aspect of the midbrain. They are respectively named the inferior and superior colliculus.

Additional images
File:Gray678.png|Schematic representation of the chief ganglionic categories (I to V) File:Gray710.png|Transverse section through mid-brain File:Gray713.png|Scheme showing the course of the fibers of the lemniscus; medial lemniscus in blue, lateral in red File:Gray716.png|Dissection showing the ventricles of the brain File:Gray720.png|Median sagittal section of brain File:Gray792.png|Upper part of medulla spinalis and hind- and mid-brains; posterior aspect, exposed in situ ==References==
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