microprosopus

from The Century Dictionary.

• noun In the Cabala, the ‘lesser face’; a cabalistic name which includes all the Sephiroth below Kether (crown) and denotes the workings of the Adam Kadmon in the universe: opposed to macroprosopon, the name applied to the Kether Sephira.
• noun In teratology, a monster with an imperfectly developed face.