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The skull of Kaatedocus siberi

In 2013 Emanuel Tschopp and Octávio Mateus described a new species of diplodocid sauropod. The specimen was excavated in the famous Howe Quarry near Shell in Wyoming in 1990 and 1991. This is the same quarry in which Barnum Brown made some of his most numerous findings. A team of the Sauriermuseum Aathal (SMA) reopened it in 1989, 57 years after he had abandoned the quarry. Continue reading The skull of Kaatedocus siberi

Kosmoceras sp.

Kosmoceras sp.

It has been a long time since I posted anything here. But now I’m back with something new to share.

This is a fossil ammonite from Middle Jurassic (Callovian), 165 million years ago, from Mikhaylov in the region of Ryazan, Russia. It seems to be some kind of Kosmoceras (Waagen 1869) but I’m not quite sure which species, it might be a Kosmoceras (S. Str.) baylei (Tintant 1963). Continue reading Kosmoceras sp.

Velociraptor reconstruction

Skull and cervical vertebrae of Velociraptor
Step by step reconstruction of a Velociraptor mongoliensis bust.

The appearance of Velociraptor mongoliensis is restored in this image series. The skull is roughly based on the GIN 100/25 “fighting dinosaurs” specimen and is influenced by Jaime A. Headden’s awesome technical illustrations. Continue reading Velociraptor reconstruction