What Is a Ichthyosaurus - Lisbd-Net. Com
Why Is an Ichthyosaur Not a Dinosaur? Another Group of Giant Marine Reptiles Were the “Ichthyosaurs” (“Fish Lizards”). … Their Extinction May Simply Have Been...
Why is an ichthyosaur not a dinosaur?
Another group of giant marine reptiles were the “ichthyosaurs” (“fish lizards”). … Their extinction may simply have been caused by excessive competition with other marine reptiles. Another creature commonly mistaken for a dinosaur is Dimetrodon, with its distinctive “sail” back and sprawling reptilian stance.
Is ichthyosaurus a dinosaur?
ichthyosaur, any member of an extinct group of aquatic reptiles, most of which were very similar to porpoises in appearance and habits. These distant relatives of lizards and snakes (lepidosaurs) were the most highly specialized aquatic reptiles, but ichthyosaurs were not dinosaurs.
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