The vertebral column is a key component of the jawed vertebrate (gnathostome) body plan, but the primitive embryonic origin of this skeleton remains unclear. In tetrapods, all vertebral components ...

One of the riddles of mammal evolution explained: the strong conservation of the number of trunk vertebrae. Researchers of the Naturalis Biodiversity Center and the University of Utah show that this ...

This is a preview. Log in through your library . Abstract Paleopathological data provide valuable information about health, longevity and mortality in earlier human populations. We investigated the ...

In Panderichthids (rhipidistian fish ancestors of amphibians), 2 sets of ossifications are present in the centra region. At posterior end, below the neural arch, are pleurocentra. This element gave ...

Discovered on an outback station by a neighbour and potentially 100 million years old, the fossil will be put on display at the Australian Age of Dinosaurs museum in Queensland.