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