The interpretive outline drawing of turtle tracks at Huangyangquan

PDF) A crocodylian trace from the Lance Formation (Upper Cretaceous) of Wyoming

Martin G. Lockley's research works University of Colorado, CO (UCD) and other places

Lower cretaceous avian-dominated, theropod, thyreophoran, pterosaur and turtle track assemblages from the Tugulu Group, Xinjiang, China: ichnotaxonomy and palaeoecology. - Abstract - Europe PMC

Turtle outline hi-res stock photography and images - Alamy

Turtle outline hi-res stock photography and images - Alamy

The Turtle” by Chuang Tzu — Wisdom2Be

Full article: Theropod and turtle tracks from the Middle Jurassic Zhiluo Formation in Shaanxi, China: implications for a newly defined Chelonipus ichnocoenosis

The interpretive outline drawing of turtle tracks at Huangyangquan

PDF) Evidence for a mixed-age group in a pterosaur footprint assemblage from the early Upper Cretaceous of Korea