The inferior colliculus (ICL) appears in the following sections (posterior to anterior) of the macaque brain (Macaca fascicularis)
ac -17 mm

ac -17 mm

ac -16 mm

ac -16 mm

ac -15 mm

ac -15 mm

ac -14 mm

ac -14 mm

ac -13 mm

ac -13 mm

ac -12 mm

ac -12 mm