Any thoughts on where Etruscan might play into all of this?  My guess is that it is Nostratic, and probably Eurasiatic as well, with possible close ties to Indo-European.
 
So the outline may add as an independent branch in Eurasiatic:
 
? Etruscan (possible closer ties to Indo-European)
 
This is based on the arguments of Bomhard, once again.
 
~DaW~