Experts work on Nov. 10 to catalogue the more than 240 fossilized dinosaur footprints found in Shanghang county in East China’s Fujian province. The fossils date back more than 80 million years.

Scientists work at the excavation site on Nov. 10. Experts said that the discovery will be valuable in better understanding the distribution and evolution of dinosaurs that lived 80 million years ago.

A researcher writes a number near the dinosaur footprint to identify it.

A fossilized dinosaur footprint at the excavation site.

An inspector writes down a number to identify a dinosaur footprint .

A footprint identification number at the excavation site.