Augerinoichnus Fossil
Journal of Paleontology (GeoScienceWorld)
jpaleontol.geoscienceworld.org
Research Gate
https://www.researchgate.net/figure/Referred-specimens-of-Augerinoichnus-helicoidalis-n-igen-and-n-isp-and-cf-A_fig1_262371194
Augerinoichnus Fossil
Journal of Paleontology (GeoScienceWorld)
jpaleontol.geoscienceworld.org