That is the opening line from Arthur C. Clark's novel "2001: A Space Odyssey".
This is the opening line to 2001: A Space Odyssey, by Arthur C. Clarke. It is setting up the story. It is letting you know that the world has been in drought, so people have been struggling to survive. The reign of the terrible lizards was referring to dinosaur extinction.
Dinosaurs the Terrible Lizards - 1970 was released on: USA: 1970
They where terrible lizards.
Awful Terrible Lizards - 2013 was released on: USA: 15 May 2013
Awful Terrible Lizards - 2013 Spinefeld 1-8 was released on: USA: 20 October 2013
Awful Terrible Lizards - 2013 Velocirapture 1-2 was released on: USA: 8 September 2013
Awful Terrible Lizards - 2013 Saur Loser 1-4 was released on: USA: 22 September 2013
Awful Terrible Lizards - 2013 Terror-Dactyl 1-10 was released on: USA: 3 November 2013
Awful Terrible Lizards - 2013 Rex in the City 1-1 was released on: USA: 1 September 2013
Awful Terrible Lizards - 2013 Jurassic Bark 1-7 was released on: USA: 13 October 2013
Dinosaur = greek, deinos; terrible; sauros; lizard/reptile. Hence, dinosaur translates from Greek as: Terrible lizards.
all are female