Missing Chromosome
Released on July 12, 2005 and distributed only to radio stations, A Missing Chromosome is a compilation of various non-LP tracks and B-sides by The Mars Volta. The title comes from the first line of the chorus in "A Plague Upon Your Hissing," "a missing chromosome walks."
Track listing
1. Cut That City – 5:44
2. Concertina – 4:54
3. Eunuch Provocateur – 8:47
4. A Plague Upon Your Hissing – 4:40
5. Ambuletz – 7:03
6. The Bible And The Breathalyzer – 5:17
7. Frances The Mute – 14:36Tracks 1-3 recorded in Long Beach, California from October to December 2001. Produced by Alex Newport and The Mars Volta for the Tremulant EP.
Tracks 4-5 recorded 2002 – 2003 at The Mansion, Los Angeles. Produced by Rick Rubin and The Mars Volta for De-loused in the Comatorium; track 4 was left off the album, while track 5 appeared on The Australian Tour edition and the UK release.
Tracks 6-7 recorded 2004. Produced by The Mars Volta for Frances the Mute; track 6 appears on the "L’Via L’Viaquez" single, while track 7 appears on the "Widow" single (along with a live version of the title track).