The dinosaurs are the symbols of experiences you’ve had before, or the qualities of your inner self that no longer exists.

…To dream about an iguana or lizard symbolizes that you’re living, at least until now, a miserable life. It means that you’re not miserable because of any economic problems, but mainly due to mental, moral and social problems; you’re very close to being vulgar and dirty. A lizard or iguana is not a symbol of intelligence, but rather, clumsiness and a vegetative existence. In our reality both the lizard and iguana represent the involution of giant dinosaurs and so your dream will mean the same. In this case your subconscious is warning you that your attitude is not the right. To dream that a lizard or iguana climbs a wall or a tree announces that, although it will be done at a slow pace, the dreamer will finally achieve his/her goals successfully. To dream that you’re killing a lizard or iguana suggests that you’ll be struggling with a bad…