There were several species that ranged in length from 0.6 metres to 3.2 metres.
Depending on the species, Dimetrodon was around 5 feet (1.5 meters) at the top of the sail. By the way, Dimetrodonis not a dinosaur.
The scientific name for the dimetrodon is Dimetrodon.
Dimetrodon live in the Permian period, which was before the dinosaurs.
The Dimetrodon first appeared in the Paleozoic era, which held the Permian period.
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Dimetrodon, which lived before dinosaurs, which includes Triceratops and Allosaurus, had even existed.
the dimetrodon went extinct in the Permian Mass Extiction Event in 250 million years ago
You could be talking about spinosaurus, which had a large fan shaped portrusion coming out of its back, or you could be talking about the permian early reptiles, dimetrodon and edaphosaurus. Neither of which were dinosaurs.
not as big as 0.2 square meters
The Dimetrodon.
they fed them and watched them