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