How did early land animals differ from those common today?

Early land animals differs from the land animals today because the early land animals are now extinct. These land animals are called the dinosaurs. These animals are under the Mesozoic era. Some early land animal are the Diadectes, Lycaenops, Moschops, and Edaphosaurus. Also centipedes are included as the early land animals.

answer; i believe the correct answer is (sporophyte);