Here is the full list of all 49 Dino Run DX achievements.
2000 Eggs Saved
100 Fish Eaten
500 Lizards Eaten
Found The Little Green Dude
50 Dino Saved
3 Second Boulder Ride
6 Second Boulder Ride
10 Second Boulder Ride
500 Runners Eaten
Complete Hard Challenge
50 Fish Eaten
Beat Medium Halloween Hellrun
250 Lizards Eaten
All Medium Speedruns
1000 Eggs Saved
25 Dino Saved
50 Birds Devoured
250 Runners Eaten
10 Dino Saved
4X Dactyl Chain
50 Worms Slurped
5 Dino Saved
2X Dactyl Chain
3X Dactyl Chain
100 Lizards Eaten
25 Fish Eaten
10 Second Doom Surf
30 Second Doom Surf
Complete Medium Challenge
25 Birds Devoured
25 Worms Slurped
250 Eggs Saved
100 Runners Eaten
10 Worms Slurped
1 Dino Saved
10 Birds Devoured
All Bronze Trophies
All Silver Trophies
All Gold Trophies
All Hard Speedruns
All Insane Speedruns
Complete Medium Planet D
Complete Hard Planet D
Complete Insane Planet D
Complete Insane Challenge
All Super Eggs Saved
60 Second Doom Surf
Beat Hard Halloween Hellrun
Beat Insane Halloween Hellrun