Pithom
In Jewish lore, a Serpent Demon summoned for prophecy. Pithom is mentioned in the Talmud. The Demon is human in form, with his head resting on his breast between his shoulders. He utters oracular pronouncements from his armpits or with his hands raised and his head lying between his armpits.

The Encyclopedia of Demons and Demonology – Written by Rosemary Ellen Guiley – Copyright © 2009 by Visionary Living, Inc.