Artist: The Mars Volta
Album: Amputechture
Song: Viscera Eyes

Main Riff: A
|-------------
|-------------
|-------------
|-5-5-5-5-5-5-
|-5-5-5-5-5-5-
|-3-3-3-3-3-3-

--------------
--------------
--------------
5-5-5---------
5-5-5---------
3-3-3---------

--------------
--------------
--------------
--------8-8-8-
--------8-8-8-
--------6-6-6-

--------------
--------------
--------------
-3-3-3--4-4-4-
-3-3-3--4-4-4-
-1-1-1--2-2-2-

------|
------|
------|
4-4-4-|
4-4-4-|
2-2-2-|

Main Riff: B 
|-------------
|-8-----------
|-x-(just cont
|-5-----------
|-------------
|-------------

--------------
--------------
inually strum 
--------------
--------------
--------------

------|
------|
this)-|
------|
------|
------|

Lead Riff 0:49
|-------------
|-------------
|----7---10---
|-10---9-----9
|-------------
|-------------

 (Used with an
--------------
--------------
--------------
--------------
--10----------
--------------

 octave effect
--------------
--------------
--------------
----7----8----
-5-----8------
--------------

)
--------------
--------------
--------------
--10-10---12-1
--------------
--------------

--------------
--------------
---10-10------
2-------------
--------------
--------------

--------------
--------------
--------------
-12-12-10-12--
--------------
--------------

--------------
--------------
--------------
-10-10-8-10---
--------------
--------------

--------------
--------------
--------------
8-8-7-8---7---
-------------8
--------------

----|
----|
----|
----|
----|
--8-|

Lead Riff 0:49
|-------------
|-------------
|-------------
|-------10----
|---9-------9-
|-8---8-------

 Cont'd
--------------
--------------
----------7---
9----8--------
---9----------
--------------

--------------
--------------
7s10-10s12-12s
--------------
--------------
--------------

------|
------|
14-14-|
------|
------|
------|

Lead Riff 1:33
|-------------
|-------------
|-0-10-0-12--0
|-------------
|-------------
|-------------

--------------
--------------
-10--0-----0--
-------10----1
--------------
--------------

-----|
-----|
-----|
2-x4-|
-----|
-----|

Chorus 1:42   
|-----------|-
|-----------|-
|-12--------|-
|----12s5---|-
|-----------|-
|-----------|-

         1st E
--------------
--------------
0-10-0-15-0-10
--------------
--------------
--------------

nding         
--------------
--------------
-0-12--0-10---
-------------8
--------------
--------------

            2n
-|------------
-|------------
-|-0-10-0-15-0
-|------------
-|------------
-|------------

d Ending      
--------------
--------------
-10--------10-
--------------
-------12-----
--------------

              
----|---------
----|---------
-11-|---------
----|---------
----|-10h13p10
----|---------

   3rd Ending
--------------
--------------
-10p0---------
------8s10--10
--------------
--------------

-------------|
-------------|
----10-14-12-|
-12----------|
-------------|
-------------|

             4
|-------------
|-------------
|-0-10-0-15-0-
|-------------
|-------------
|-------------

th Ending
--------------
--------------
11---0-11-11-1
--------------
--------------
--------------

--------|
--------|
2h13----|
-----12-|
--------|
--------|

Chorus Cont'd
|-------------
|-------------
|-------------
|-------------
|-10----------
|----10s3-----

--------------
--------------
--------------
-----0-3-0-8-0
--------------
--------------

--------------
--------------
--------------
-3-0-5--0-3---
------------1-
--------------

---|----------
---|----------
---|-x-3--x-3-
---|-x-3--x-3-
x4-|-x-1--x-1-
---|----------

-----|
-----|
-x-3-|
-x-3-|
-x-1-|
-----|

Lead Riff 2:19
|-------------
|-------------
|----7---10---
|-10---9-----9
|-------------
|-------------

--------------
--------------
--------------
--------------
--10----------
--------------

--------------
--------------
--------------
----7----8----
-5-----8------
--------------

--------------
--------------
--------------
--10-10---12-1
--------------
--------------

--------------
--------------
---10-10------
2-------------
--------------
--------------

--------------
--------------
--------------
-12-12-10-12--
--------------
--------------

--------------
--------------
--------------
-10-10-8-10---
--------------
--------------

--------------
--------------
--------------
8-8-7-8---7---
-------------8
--------------

----|
----|
----|
----|
----|
--8-|

Lead Riff 2:19
|-------------
|-------------
|-------------
|-------10----
|---9--------9
|-8---8----8--

 Cont'd
--------------
--------------
------------7-
-9-----8------
-----9--------
---8----------

--------------
--------------
--7s10-10s12-1
--------------
--------------
--------------

--------|
--------|
2s14-14-|
--------|
--------|
--------|

Lead Riff 3:57
|-------------
|-------------
|-/12---------
|-------------
|-------------
|-------------

--------------
--------------
------15-15-14
-10-----------
--------------
--------------

--------------
--------------
--------------
----------13--
--------------
--------------

--------------
--------------
--------------
----------8-10
--------------
--------------

-----------|
-----------|
-----------|
-10s3-3-x5-|
-----------|
-----------|

(This is playe
|------------|
|------------|
|-/10s8s6-x3-|
|------------|
|------------|
|------------|

d at the begin

ning of the ab

ove riff after

 the above rif

f has been pla

yed twice)

After Lead Riff 3:57 is played three times, Lead Riff 0:49 is also played, and after it has been played 3.5 times,
the 1st part of the chorus is played.

5:25 (2nd Part
|-------------
|-------------
|-------------
|-------------
|-10----------
|----10s3-----

 of Chorus)
--------------
--------------
--------------
-----0-3-0-8-0
--------------
--------------

--------------
--------------
--------------
-3-0-5--0-3---
------------1-
--------------

---|----------
---|----------
---|-x-3--x-3-
---|-x-3--x-3-
x4-|-x-1--x-1-
---|----------

--------------
--------------
-x-3-3-3--x-3-
-x-3-3-3--x-3-
-x-1-1-1--x-1-
--------------

--------------
--------------
3-3--x-3-3--x-
3-3--x-3-3--x-
1-1--x-1-1--x-
--------------

--------|
--------|
3-3-x-3-|
3-3-x-3-|
1-1-x-1-|
--------|

5:48 Guitar 1
|-------------
|-------------
|-----6---6-7-
|-7-8---8-----
|-------------
|-------------

--------------
----------7---
6-7-8-7-8---8-
--------------
--------------
--------------

-----------|
7-8-7-8-10-|
-----------|
-----------|
-----------|
-----------|

5:48 Guitar 2
|-------------
|-------------
|-------------
|------7---7-8
|-9-10---9----
|-------------

--------------
--------------
--------------
-7-8-10-8-10-1
--------------
--------------

--------------
--------------
-------8----8-
1-9-10---11---
--------------
--------------

---|
---|
10-|
---|
---|
---|

The Solo for this song is quite complicated and hard to understand, so that will take me a while to tab.
However, when I'm done, I will post it in a seperate tab. Until then, enjoy.