"Wax Simulacra" is a single from the album The Bedlam in Goliath by the Mars Volta.

The single debuted on November 18, 2007, on San Francisco's Live 105 FM.

On October 19, 2007, a promotional video for the single was released via the Universal Music Group web site.

[1] A video for the song features a montage of clips from the unreleased live DVD of Melbourne and Sydney 2007 shows, filmed by El Bufalo De La Noche director, Jorge Aldana.

On November 20, 2007, the song was released for download on the iTunes Store and the Zune Marketplace.