Metsanneitsyt
Metsanneitsyt (forest virgin) In Finnish mythology, a spirit who lures men to make love to her. She is beautiful in front, but her back is hollow, like a tree stump or trough.
SOURCE:
Encyclopedia of World Mythology and Legend, Third Edition – Written by Anthony S. Mercatante & James R. Dow– Copyright © 2009 by Anthony S. Mercatante