| ichthyosaur | any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs |
|---|---|
| ichthyosaur | extinct marine reptiles: ichthyosaurs |
| ichthyosaur | later ichthyosaurs of the Jurassic and Cretaceous |
| ichthyosaur | ichthyosaurs of the Jurassic |