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