^I noticed it but couldn’t get a good look at it either time I saw it because the shot was so damn dark. I’m hoping the blu ray is a little clearer.
If I’m thinking of the right alien, it looked just like the first one we see in the cantina scene in ANH–the one with the triangular head.
This guy?
http://starwars.wikia.com/wiki/Hem_Dazon
That is what I thought too.