Tomb of Nefertari (QV 66)
Image
Description:
Portion of backbone with spinal cord issuing at both ends
Phonogram:
Aw
Sign No.:
F40
Date:
New KingdomRamesside
Type:
Tomb
Provenance:
Valley of the Queens, Thebes
Technique
Appearance:
FinishedPolychromeRelief
Colors:
BlackGreenRedWhite
Stylistic notes:
Color notes:
Vertebrae are red with end (marrow?) white, the spinal cord is green, the outline of the sign is black.
Click to enlarge 
Image source:
The Tomb of Nefertari https://www.flickr.com/photos/manna4u/albums/72157680132968381