Those are 3D models from AH1 vs AH2 at this time, not the models that were in AH1. Just the remaining AH1 3D models.
The AH1 model list is getting noticeably short compared to the AH2 model list. From memory (apologies if I forgot your favorite ride) as I can't access the front page from work:
Your list of AH2 rides is 40 short Where did you get this list ?