Wikipedia
Tylosaurus
Tylosaurus (Greek τυλος/tylos "protuberance, knob" + Greek σαυρος/sauros "lizard") was a mosasaur, a large, predatory marine lizard closely related to modern monitor lizards and to snakes.
Usage examples of "tylosaurus".
I would have advantaged little O-aa nothing to have known that this creature that was intent on reaching up and dragging her down into the sea was Tylosaurus, one of the rulers of the Cretaceous seas of the outer crust, eons ago.
Fifty feet below her lay the ocean and, perhaps, Tylosaurus and Death.
We, whose reactions have been slowed down by, generations of civilization and soft, protected living, would doubtless have fallen to the ocean and, perhaps, Tylosaurus and Death.