Earliest amniote tracks recalibrate the timeline of tetrapod evolution

Marchetti, L. et al. Footprints of the earliest reptiles: Notalacerta missouriensis – ichnotaxonomy, potential trackmakers, biostratigraphy, palaeobiogeography and palaeoecology. Ann. Soc. Geol. Pol. 90, 271–290 (2020).

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