The fastigial nucleus (roof nucleus-1) is located in each cerebellar hemisphere. It is one of the four paired deep cerebellar nuclei of the cerebellum...

they merely pass through the nucleus fastigii on their way to the cortex of the vermis and the hemisphere. Deiter's nucleus was named after German neuroanatomist...

deep nuclei of the cerebellum are the dentate, emboliform, globose, and fastigii nuclei and they act as the main centers of communication, sending and receiving...