Here is the full list of all 77 Dino D-Day achievements.
Kill a developer in online play.
As T-Rex, knock 3 enemies down with one roar.
Land the killing blow on a Styracosaur.
Save a teammate or yourself from a thrown goat.
Use a pterosaur to kill 3 or more enemies simultaneously.
Save a teammate by killing a raptor that has pounced them.
Kill two raptors with the same rabbit.
Score a double-kill with a bite victim.
As Axis, get the Styracosaur to his goal without taking any damage.
In Hardgrave's berserk mode, punch a T-Rex to death.
As Joe, get 3 kills with a single artillery strike.
As Camille, heal yourself and three others with a thrown healthkit.
As the Compy, kill two enemies with one suicide detonation.
As the Compy, kill three enemies with one suicide detonation.
As the Microraptor, kill an enemy while clinging to the wall.
As von Graff, heal a dinosaur teammate.
As the Compy, kill an enemy that is capturing a point.
Pounce 5 different enemy players in the same life.
Help capture the Ju-52 in Troina.
Capture a two-man control point with Microraptors.
Stay alive for an entire round and score at least 5 points.
Be on the winning team in a Capture Point game.
Get one kill as each Allied class in a single round.
As Jakob, use your fists to kill two enemies in a single life.
Kill 7 enemies in a single life as the Desmatosuchus.
As Compy, get 3 claw kills but fail to kill anyone with your suicide detonation.
Kill a Hardgrave while he's in berserk mode.
As an Axis player, kill the 2 German defectors in one life (Trigger and Jakob).
As Hissman kill two enemies with two consecutive bullets.
Land the killing blow on a T-Rex.
As T-Rex, eat 3 enemy players in one life.
As T-Rex, eat an enemy player.
As T-Rex, kill an enemy player with a 500lb bomb.
As T-Rex, get 7 MG kills in one life.
As Joe, get 7 kills in one life with the grease gun.
As the Compy, kill an enemy with a suicide detonation.
Pee on a downed enemy, then kill them.
As Nigel, kill 7 enemies with the Flamethrower in a single life.
As Nigel, burn a dinosaur that is peeing.
As Nigel, kill a Microraptor with your flamethrower.
Kill an enemy with an alternate weapon.
As the Microraptor, kill 7 enemies in a single life.
Make your first kill as the Microraptor.
As Microraptor, kill an enemy with your claws after spitting in their face.
As Microraptor, hit an enemy in the head with your poison spit.
As Microraptor, spit in Nigel's face while you are on fire.
As the Stygimoloch, kill 7 enemies with your MG34.
As Trigger, kill 7 enemies with your .30 cal.
Score 7 kills in a single life using the MP-44.
Score 7 kills in a single life using the MP-40.
Score 7 kills in a single life using the k98.
Score a pterosaur kill after you've died.
Use a pterosaur to kill an enemy capturing a point.
As Joe, kill an enemy with your sticky bomb.
Score 7 kills in a single life with the Thompson SMG.
Score 7 kills in a single life with the Mosin-Nagant.
Score 7 kills in a single life with the Sten gun.
Score 7 kills in a single life with the BAR.
Score a kill with every PIAT round in a single life.
Kill an enemy player by throwing him into a wall.
Get five fist-kills in Berserk mode.
Score 7 kills in a single life with the M1 Garand.
Get 3 kills while in berserk mode as Hardgrave.
Kill one of each Nazi class in the same life.
Use a goat to kill an enemy player.
Pounce the same player twice in one life.
Headshot an enemy that is capturing a point.
Kill a raptor while she's feeding.
Finish eating 3 jackrabbits in the same life.
As a Raptor, kill Ilona after she's deployed a rabbit.
As the Raptor, finish eating a jackrabbit.
Equip an alternate weapon.
Kill an enemy with a melee attack while out of bullets.
Capture a point with only raptors.
In one match, collect 15 of Santa's lost presents.
Shoot and kill a leaping raptor.
Kill 3 Hardgraves in one life.