Wannan samfurin yana nuna ra'ayin kwakwalwa gaba ɗaya da alaƙar da ke tsakanin kwakwalwa, cerebellum, da kuma tushen kwakwalwa. A dabi'ance, babba ne, an raba shi zuwa guda 3, an sanya shi a kan tushen filastik.
Girman: 18.5x14x13.5CM.
Marufi: Nau'i 18/akwati, 53x39x55cm, 15kgs