Here is the full list of all 13 Prehistoric Dude trophies - there are 1 silver, 11 gold and 1 platinum.
Get all other trophies.
Defeat the second boss.
Find the Bamboo Stick.
Open a 100 fruits fence.
Open your first chest.
Get more stamina.
Find the Club.
Get more health.
Find the Tonic of Fortitude.
Defeat the first boss.
Find your first silver key.
Use a lever.
Find the Mountaineer Gloves.