Messages de Rogue Scholar

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Publié in Sauropod Vertebra Picture of the Week
Auteur Matt Wedel

Here are the first two cervical vertebrae of the Carnegie Apatosaurus , from Gilmore’s 1936 monograph. As you can see, they are fused together. It is a bit weird that we haven’t covered the morphology of the atlas-axis complex here before. And sadly we’re not going to cover it now.

Publié in Sauropod Vertebra Picture of the Week
Auteur Matt Wedel

I just got word from the History Channel that their documentary “Evolve: Size” will air Saturday, Nov. 8. Kent Sanders, Brooks Britt, and I filmed a long segment for this back in May, covering pneumaticity in sauropods. Hopefully it didn’t all go to the cutting room floor! With any luck, you’ll see the results of this: Check local listings for showtimes. UPDATE: IMMEDIATE REACTION Hey, not bad.

Publié in Sauropod Vertebra Picture of the Week
Auteur Matt Wedel

In the last post I introduced Aerosteon , which has been touted as providing the first solid evidence for bird-like air sacs in non-avian dinosaurs, and I explained a little about how we know what we think we know about dinosaur air sacs.

Publié in Sauropod Vertebra Picture of the Week
Auteur Matt Wedel

Pneumatic dorsal vertebrae of Aerosteon (Sereno et al. 2008:fig 7) Big news this week: Sereno et al. (2008) described a new theropod, aptly named Aerosteon (literally, “air bone”), with pneumaticity out the wazoo: all through the vertebral column, even into the distal tail; in the cervical and dorsal ribs; in the gastralia; in the furcula; and in the ilium. This is huge news, and it’s free to the world at PLoS ONE.

Publié in Sauropod Vertebra Picture of the Week
Auteur Darren Naish

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Publié in Sauropod Vertebra Picture of the Week
Auteur Darren Naish

The remarkable object shown here (the one on the left) is a copy of the famous BYU 9044 bone. I know you’ve all heard the story a million times before: it’s the stuff of late-night parties, and fireside stories-from-grandpa, but it would be wrong not to recount it again.

Auteur Darren Naish

One of our great palaeontological heroes (well, one of mine anyway) is Charles Whitney Gilmore (1874-1945), former curator of the Division of Vertebrate Paleontology at the United States National Museum (USNM), successful monographer of stegosaurs, ornithopods and theropods, and prolific describer of ceratopsians, crocodilians, ichthyosaurs… and sauropods.