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