1907 in paleontology

Archosaurs

 * Wieland claims to have found stegosaur gastroliths.
 * Brown argues that Wieland's alleged stegosaur gastroliths were "not associated with the stegosaur bones in question."
 * Possible hadrosaur gastroliths documented.

Newly named ornithodirans
Data courtesy of George Olshevsky's dinosaur genera list.