"Nearly perfect fossil skeleton of Archaegosaurus." -Taylor, 1904

Archegosaurus

"Nearly perfect fossil skeleton of Archaegosaurus." -Taylor, 1904

The skull and upper jaw of an early rhinoceros-like mammal from the Cenozoic time.

Dinoceras Mirabile

The skull and upper jaw of an early rhinoceros-like mammal from the Cenozoic time.

The skeleton of an elasmosaurus, a dinosaur in the order of plesiosaurs.

Elasmosaurus Skeleton

The skeleton of an elasmosaurus, a dinosaur in the order of plesiosaurs.

The lower jaw of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

Hesperornis Lower Jaw

The lower jaw of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

The pelvis of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

Hesperornis Pelvis

The pelvis of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

The Hesperornis regalis was an ancient bird of the Cretaceous Period.

Hesperornis Regalis

The Hesperornis regalis was an ancient bird of the Cretaceous Period.

A tooth of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

Hesperornis Tooth

A tooth of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

A vertebrae of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

Hesperornis Vertebrae

A vertebrae of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

A vertebrae of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

Hesperornis Vertebrae

A vertebrae of the Hesperornis regalis, an ancient bird of the Cretaceous Period.

The ichthyornis an ancient bird of the Cretaceous Period.

Ichthyornis

The ichthyornis an ancient bird of the Cretaceous Period.

The skeleton of Ichthyosaurus.

Ichthyosaurus

The skeleton of Ichthyosaurus.

The jaw bones of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

Mosasaurus Jaw

The jaw bones of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

A tooth of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

Mosasaurus Toot

A tooth of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

"Fossil skull of the mososaurus." -Taylor, 1904

Mososaurus Skull

"Fossil skull of the mososaurus." -Taylor, 1904

The skeleton of Plesiosaurus.

Plesiosaurus

The skeleton of Plesiosaurus.

The skeleton of a pterodactyl, the prehistoric winged dinosaur.

Pterodactyl Skeleton

The skeleton of a pterodactyl, the prehistoric winged dinosaur.

The skull of the pterodactyle.

Pterodactyle Skull

The skull of the pterodactyle.

The wing skeleton of the pterodactyle.

Pterodactyle Wing

The wing skeleton of the pterodactyle.