Variants of a mold are catalogued separately, so each one has its own sets and minifigs. Check these too if something you expect is missing here.

• 21144c02pr0004 Animal Body Part, Dinosaur, Carnotaurus Tail, with Spikes and Pin, Dark Green Markings Print this part is a pair of it
• 21353c02pr0002 Animal Body Part, Dinosaur, Giganotosaurus Head with Black Pin, Tan Teeth, Black Markings, Scars Print this part is a pair of it
• 98058pr0003 Animal Body Part, Dinosaur, Tyrannosaurus Rex Arm / Leg, Left, Small, Black Claws Print this part is a pair of it
• 98059pr0003 Animal Body Part, Dinosaur, Tyrannosaurus Rex Arm / Leg, Right, Small, Black Claws Print this part is a pair of it
• 98162pr0013 Animal Body Part, Dinosaur, Tyrannosaurus Rex Leg, Left, with Pin, Black Claws, Black Markings, Scars Print this part is a pair of it
• 98163pr0013 Animal Body Part, Dinosaur, Tyrannosaurus Rex Leg, Right, with Pin, Black Claws, Black Markings, Scars Print this part is a pair of it