An isolated but three-dimensionally preserved pectoral girdle from the Rock Point Formation (Rhaetian) of New Mexico represents the youngest known drepanosaurid. The specimen preserves, in ...

In addition, they used measurements of mosasaur pectoral girdles published in other studies. They determined that the mosasaurs' unusually large and low-placed pectoral girdle supported large muscle ...

When a terrestrial vertebrate stands, its body hangs from the vertebral column which supports the weight of the trunk like the arch of a suspension bridge and transmits it to the ground by two sets of ...