Prehistoric Planet (Art by ttorroo)

What's above the velociraptor and under the trexes

You mean the pterosaur, tethydraco. The 2 dinosaurs Mononykus and Deinocheirus. And the two rexes are Nanuqsaurus and Qianzhousaurus (Which the one holding Corythoraptor with its jaws)

I said below the tyrannosaurus rexes ,above the qianzhousaurus and between the velociraptor and tethydraco