x-com/secto/muton
LeftArmStill 1-8
RightArmStill 9-16
LegsStill 17-24
LegsCrouch 25-32 (blank for aliens)
Torso 33-40

Walking(Unarmed)Arms/Arms/Legs * 8
8 arms
8 arms
8 arms
8 arms

Dying 265-266

Alternate Torso = 268-275 (missing for aliens)
(female for xcom0/1, flying for xcom2)
Alternate Legs (flying - xcom2 only) = 276-283


-----------------
Snakeman
LeftArmStill 1-8
RightArmStill 9-16
LegsStill 17-24
Torso 25-32

Walking(Unarmed)Legs * 8
Dying=97-99
8 arms
8 arms
8 arms
8 arms

=============

Floater
LeftArmStill 1-8
RightArmStill 9-16
Legs Still 17-24
NO TORSO

Walking(Unarmed)5Legs * 8 directions
Dying=65-67
8 arms
8 arms
8 arms
8 arms

======================

Chrysalid
LeftArmStill 1-8
RightArmStill 9-16
LegsStill 17-24
Torso 25-32

Walking(Unarmed) arms/arms/legs * 8
Dying=225-227

====================

Ethereal/civf/civm
Still 1-8
walking 8*8
Dying 73-75

==============
Celatid
IdleAnim 1-8
Glooping 9-24
Egg=25
Dying 26-28

==========
Silacoid
IdleAnim=1-6
Dying=7-9

==========
Zombie
Still=1-8
Walking(LEGS ONLY)8*8
converting = 73-90