I have a whole bunch of PS kits for sale right now.
http://www.tylisaari.com/prehistoricscenes/salekit.html

Most are complete.
Including T-rex, mammoth, cromagnon man, and woman.
And many others.
All are original Aurora issues.

Cromagnon man is now on hold.
Haven't updated ths site yet though.

Updated again.
And make sure you check this page for info on origianl Aurora Rodan and Ghidorah that I have available.
http://www.tylisaari.com/models/sale.htm

Well, the T-rex and Tar Pit have been listed on ebay
http://search.ebay.com/_W0QQfgtpZ1QQfrppZ50QQsassZtayQ2d666

But everything else on my site is still available.