Dimetrodon - Wikipedia
Dimetrodon (/ daɪˈmiːtrəˌdɒn / [1] or / daɪˈmɛtrəˌdɒn / ⓘ; [2] lit. 'two measures of teeth') is an extinct genus of sphenacodontid synapsid that lived during the Cisuralian (Early Permian) epoch of the …
10 Facts About Dimetrodon, the Non-Dinosaur Dinosaur - ThoughtCo
May 11, 2025 · Dimetrodon lived millions of years before dinosaurs and is actually a prehistoric reptile. Dimetrodon is known for its big sail, which it used to control its body temperature. There are over 15 …
Dimetrodon | Sail-Backed Reptile, Prehistoric Predator | Britannica
Dimetrodon, (genus Dimetrodon), extinct relative of primitive mammals that is characterized by a large, upright, sail-like structure on its back. Dimetrodon lived from about 286 million to 270 million years …
Dimetrodon Guide - Dinosaur.org
Dimetrodon is a mammalian synapsid from the Early Permian period, predating dinosaurs by about 40 million years. It features a distinctive sail used for thermoregulation and insulation in swampland …
Are Dimetrodons Dinosaurs? Debunking a Common Myth
Dec 16, 2025 · Dimetrodon is not a dinosaur, nor is it a reptile. The animal belongs to a major evolutionary branch that split off from the lineage leading to reptiles and birds long before dinosaurs …
Dimetrodon - Description, Habitat, Image, Diet, and Interesting Facts
This is the story of Dimetrodon, a powerful apex predator with a truly iconic feature—the enormous sail on its back. While visually similar to dinosaurs, Dimetrodon wasn’t one at all. It belonged to a group …
Dimetrodon | What's in a Name? - Harvard University
Dimetrodon, which means “two measures of teeth,” was aptly named for its toothy grin. This genus of top predators used their mouth full of both large and small, conical teeth to grab, grip, stab, and tear …
Dimetrodon | Zoology | Research Starters - EBSCO
Mar 6, 2025 · Dimetrodon is a notable early synapsid that lived during the Early Permian period, approximately 290 million years ago, and is frequently mistaken for a dinosaur; however, it predates …
Dimetrodon, a Giant Sail-Finned Predator, Was More Related to …
Jul 30, 2024 · Dimetrodon was the largest predator of its time, preying on giant amphibians nearly 300 million years ago during the Early Permian period. “They were eating basically whatever they …
Dimetrodon | Facts app
Dimetrodon means “two measure tooth”, named for its different and distinct tooth types. In 1940, Alfred Romer reclassified “ Clepsydrops ” limbatus as Dimetrodon limbatus and made it the type species of …