The bones that comprise the axial skeleton have distinct morphological features characteristic of their positions along the anterior/posterior axis. We previously described a novel TGF-β family ...

This is a skeleton of a Thomson's gazella with a flexible vertebral column, due to the short thorax, long lumbar region and the dorsal spines that are anteriorly backward pointing and posteriorly ...

Skeleton of MH 7 exposed in ventral view. (IMAGE) PeerJ. Caption (A) Ventral view of the mandible and associated skull elements. (B) Mandible and skull elements labeled. (C) Left ...

A team of archaeologists and paleontologists from Argentina, the U.S. and China has unearthed the first known example of a fossilized Alvarezsauridae skeleton with evidence of air pockets in its ...

The specimen is a partial skeleton mainly composed of dorsal and sacral vertebrae and pelvic bones. Morelladon is a medium-sized styracosternan ornithopod around six metres long and 2.5 metres ...