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Dimetrodon (/ d aɪ ˈ m iː t r ə ˌ d ɒ n / ⓘ [1] or / d aɪ ˈ m ɛ t r ə ˌ d ɒ n /; [2] lit. ' two measures of teeth ') is an extinct genus of non-mammalian synapsid belonging to the family Sphenacodontidae that lived during the Cisuralian age of the Early Permian period, around 295–272 million years ago.
Dimetrodon borealis, formerly known [1] as Bathygnathus borealis, is an extinct species of pelycosaur-grade synapsid that lived about 270 million years ago (Ma) in the Early Middle Permian.
Dimetrodon is an extinct genus of synapsid that lived during the Early Permian, around 299–270 million years ago (Ma). It is a member of the family Sphenacodontidae . The most prominent feature of Dimetrodon is the large sail on its back formed by elongated spines extending from the vertebrae.
Precursors to mammals like Dimetrodon and Edaphosaurus lived in Texas. [19] At the end of the Permian the largest mass extinction in earth's history occurred, killing some 96% of species on the planet. [18] During the Triassic, the Mesozoic era began. [20] Ichthyosaurs entered the sea and achieved large sizes in Nevada. [21]
Varanosaurus acutirostris being devoured by Dimetrodon limbatus. As its name implies, Varanosaurus may have looked superficially similar to present-day monitor lizards [citation needed], though not related at all.
Marshes + swamps. Owens doesn’t name the specific marsh where Kya lives and keeps any major hints about the marsh’s possible real-life location to a minimum in the book, but we do know that it ...
Platyhystrix (from Greek: πλατύς platús, 'flat' and Greek: ῠ̔́στρῐξ hústrix, 'porcupine') is an extinct temnospondyl amphibian with a distinctive sail along its back, similar to the unrelated synapsids, Dimetrodon and Edaphosaurus. It lived during the boundary between the latest Carboniferous and earliest Permian periods ...
Bounty hunters paid by the state of Florida captured one ton of Burmese pythons in Florida. In April, the Florida House of Representatives voted to enter into competitive bid contracts with ...