Pterosaurs / Scaphognathus
Scaphognathus

Scaphognathus

Art: Nathan Rogers

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Rhamphorhynchidae

Scaphognathus

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The German pterosaur roster expands with the predatory Scaphognathus. This thick-jawed creature was not hunting fish but instead took on small prey in the scrubby deserts of the island around it.

Pterosaur data

Age
Kimmeridgian
157.3–152.1 Ma
Wingspan
0.9 m
/ 12 m
Fossil record
good
Well-preserved fossils
Diet
piscivore

Mesozoic era · 252–66 Ma

Kimmeridgian
Triassic
Jurassic
Cretaceous
252 Ma 201 145 66 Ma

Wingspan

Scaphognathus wingspan comparison
0.9 m (3.0 ft)

About this pterosaur

Scaphognathus crassirostris (boat jaw with a fat snout) was yet another of those Solnhofen pterosaurs lumped together with Pterodactylus. It was described on the basis of a relatively complete and well-preserved holotype by August Goldfuss, in 1831. The fossil includes parts of the forelimbs, the skull, rib cage and much of the vertebral column minus the tail. The animal’s jaws are about as blunt as its name suggests and it has far fewer teeth than in Pterodactylus, with just sixteen in the upper jaw. They are also much longer and the whole animal might have been more of an active land predator tackling tough prey, rather than a mere piscivore. 

It is also a non-pterodactyloid, belonging to the family Rhamphorhynchidae. It is the founder member of the small subfamily called the scaphognathines, which contains a number of small to medium-sized Jurassic pterosaurs like itself. 

Scaphognathus is also known to have been a diurnal animal, coexisting with its similarly day-hunting contemporary Pterodactylus by way of dietary preferences. The two animals are certainly around the same size though, both of them having 90-centimeter wingspans.

Across the network

Credits

Nathan Rogers
Nathan Rogers

Nathan has been a lifelong student of evolution and the diversity of life on Earth. After earning a BS in Zoology, he worked in university animal behavior labs, in agricultural fields, as part of a wildlife management field crew for a county level park system in the Midwestern US, and in various positions in science and natural history museums, all the while drawing dinosaurs and other prehistoric lifeforms in his free time. His primary artistic medium is Photoshop, used as a digital painting tool with a Wacom tablet as an input device. Some of his work can be seen in person as part of exhibits at Dinosaur State Park in Connecticut and the Perot Museum of Nature and Science in Dallas, Texas. Nathan's hope for paleoart is that it will be enjoyable to view, while also inspiring people to learn more about science and the history and potential future of life.

Illustrator
Vasi Devi
Vasi Devi
Author
Nick Garland
Nick Garland
Exhibit designer
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