Pete Larsonさんのイラストまとめ

For #fossilfriday I offer another Cretaceous Octopus. This very large (35cm) example is from Hajula, Lebanon, which preserves both part and counterpart, and is on exhibit at the Museum @ Black Hills Institute, in Hill City, SD. https://t.co/TlmnTv2oog

For #fossilfriday I offer another Cretaceous Octopus. This very large (35cm) example is from Hajula, Lebanon, which preserves both part and counterpart, and is on exhibit at the Museum @ Black Hills Institute, in Hill City, SD.

This partial also skull also has a fused braincase, a CT scan of which might answer the “is this a new species?” question.

The next two specimens are part of a potential new species of Triceratops. This specimen is not complete, but it is clearly an adult (fused skull), but it is quite diminutive!

You might have noticed in the last post that Nanotyrannus manus digit I-1 more closely resembles Gorgosaurus than it does T.rex. That is also true for the rest of the hand, particularly the claws. https://t.co/xMurdb2CUN

Just because!

This is a rather interesting pose, dictated by the rather cramped space that is available for its display. https://t.co/Lz7fDk0sJc

This is a rather interesting pose, dictated by the rather cramped space that is available for its display.

Death and burial came quickly. The articulated skeletons are quite beautifully preserved. https://t.co/iaQsLGyMVu

And here’s our master for a new Triceratops horridus skin block. Notice that I say “skin”, not skin impression. That is because the chemistry shows that the skin is different from the surrounding and enclosing matrix. https://t.co/MlAl3LEU4q