Reptilian Orders . Order Chelonia . They developed during the Mesozoic era. They show very little change from their ancestral form. Both shells are colored to help the turtle blend in with the 2 environments in which it lives.
All turtles lay their eggs on land.
Order Squamata . Lizards are the most abundant of this order. They range in size from the large Komodo Dragon to the small tropical geckos. Snakes are probably the most interesting species of this group. They probably developed from small burrowing lizards.