It seems to signify an ape, which also in the pictures of the Mexican codices was sometimes used in relation to the death-god.
No greater number than this has ever been found in any of the codices or on the monuments.
Every one of the Serpent numbers has six terms, and they represent by far the highest numbers to be found in the codices.
Outlines of the glyphs: a, b, In the codices; c, in the inscriptions.
The first of these methods is rarely found outside of the inscriptions, while the second is confined exclusively to the codices.
The three other forms found in the codices are shown in LXV, 35, 36, 37.
I'd only accept it so far as it agrees with the Vulgate and the codices.
The usual forms in the codices are seen at 40-42 of the same plate.
Masks are represented in the hands of individuals at several places in the codices, as Dres.
The Aztec codices contain many glyphs which are to be interpreted ikonomatically, that is, like our own rebus writing.