You can freely rip my old woodelf mod for Dominions 2 if you like, may be there something you can use:
http://forum.shrapnelgames.com/showthread.php?t=22406
http://forum.shrapnelgames.com/showthread.php?t=22911
Granted, it's freely based on the woodelves (due to limitation of dom2). But the sprites are okay
Or if anyone wants to make a Woodelf mod to dom3 they can rip them too.