Tool-Aenema (BASS) from the album Aenima 

 riff 1
G----------------
D------0---------
A---------------- X 4
D-2p0-2-2p0-2p0-2

 riff 2
G-4----------------------4---------------------
D-2-3p0-2p0-2p0-3p0-h2p0-2-3p0-2p0-2p0-3p0-h5p0
A----------------------------------------------
D----------------------------------------------
                                         
 -7---------------------7--------------------
 -5-5p0-3p0-5p0-5p0-3p0-5-5p0-3p0-5p0-5p0-2p0
 -------------------------------------------- X2
 --------------------------------------------

 riff 3
G--------------------------------------------
D--------------------------------------------
A--------------------------------------------
D-20-2-0-2-0-20-2-0-2-0-20-2-0-2-0-20-2-0-3-0
 
 --------------------------------------------
 --------------------------------------------
 -------------------------------------------- X 1
 -50-5-0-5-0-50-5-0-5-0-50-5-0-5-0-50-5-0-3-0

 riff 4
G----------------------------------------
D------0---------0---------0---------0---
A----------------------------------------
D-2p0-2-2p0-2p0-2-2p0-2p0-2-2p0-2p0-2-3p0

 ---------------------------------------------------------
 ------0---------0----------------------------------------
 --------------------------------------------------------- X 1
 -5p0-5-5p0-5p0-5-5p0-/10-10-10-10-10-10-12-12-12-12-12-12

 riff 5
G------------------------------
D------------------------------
A------------------------------
D-2-XXX-2-XXX-2-XXX-5-5-5-0-0-0

 ------------------------------
 ------------------------------
 ------------------------------
 -2-XXX-2-XXX-2-XXX-3-3-3-0-0-0

 ------------------------------
 ------------------------------
 ------------------------------
 -2-XXX-2-XXX-2-XXX-5-5-5-0-0-0

 --------------------------------
 --------------------------------
 -------------------------------- X 1
 -2-XXX-2-XXX-2-XXX-/10-10-10-12

 riff 6
G------------------------------------------------------
D------------------------------------------------------
A------------------------------------------------------ X 1
D-77-7-7-77-7-7-77-7-7-77-7-7-77-7-7-77-7-7-77-7-7-77-7

 riff 7
G--------------------------------------------
D------0---------------------0---------------
A--------------------------------------------
D-2p0-2-2p0-2p0-2p0-2p0-2p0-2-2p0-2p0-2p0-3p0

 --------------------------------------------
 ------0---------------------0---------------
 -------------------------------------------- X 2
 -5p0-5-5p0-5p0-5p0-5p0-5p0-5-5p0-5p0-5p0-3p0

 play riff 3 X 1

 play riff 4 X 1 

 play riff 5 X 1

 riff 8
G--------------------------------------------------
D--------------------------------------------------
A-------------------------------------------------- x 3
D-2---2---2---10-10-10-12-0---0---0---10-10-10-12

 riff 9
G-------------------------------
D-------------------------------
A------------------------------- X 1
D-12-12-12-12-12-12-10-10-10-12

 riff 10
G----------------
D----------------
A---------------- do this a bunch of times
D-2p0h2p0h2p0h2p0

 riff 11
G-------------------------------------------------
D-------------------------------------------------
A-------------------------------------------------
D-222222222222222222222222222222222222222222222222

 -------------------------------------------------
 ------------------------------------------------- X 3
 ------------------------------------------------- (don't know if he picks
 -555555555555555555555555555555555555555555555555  this exact amount of notes, you
                                                    get the idea)

 riff 12
G---------------------------------------------------
D------------------------------------------------2/5
A-----------------------------------------------2---
D-22-2-X22-2-X22-2-X22-2-X22-2-X22-2-X22-2-X22-2----

 -------77-7-777-7-777-7-777-7-777-7-777-7------------
 -55-5-555-5-555-5-555-5-555-5-555-5-555-5-3-5-3------
 ------------------------------------------------3-2-0
 -----------------------------------------------------
 
 ----------------------------------------------------------
 -------------------------------------------------------2/5
 ------------------------------------------------------2---
 -32-2-2-32-2-2-32-2-2-32-2-2-32-2-2-32-2-2-32-2-2-32-2----
 
 -------77-7-777-7-777-7-777-7-777-7-777-7------------
 -55-5-555-5-555-5-555-5-555-5-555-5-555-5-3-5-3------
 ------------------------------------------------3-2-0 X 1
 -----------------------------------------------------

 back to riff 12 X 3.5

 riff 13
 NOTE!! For this riff I just put the first note of each bar you can listen
 to the cd and figure out how many times to play each note. The notes in parentheses
 are in the same bar. This is just a general guideline on this riff.

G---------------------------------------------------------------------
D---------------------------------------------------------------------
A-10--12--15--14--14--12--10--12--14--12--15--(14--15)--14--12--10--9
D---------------------------------------------------------------------

 riff 14
G---------------------------------------------
D---------------------------------------------
A--------------------------------------------- X 4
D-222222000000555555000000-/9-9-/9-9-/9-9-/9-9

 riff 15
 do the end of riff 14. X 1

 riff 16
 With distortion and pick hard, listen to the cd to hear how long
 to let the notes ring out
G---
D-9-
A-9- X 8
D-9-
 
 riff 17
G-11-----------
D-9---9---9---9
A-9---9---9---9 X 3
D-9---9---9---9
 
 and finally riff 18
G-11
D-9-
A-9- X 1 let ring out 'til end of song
D-9-