title: Footprints pull origin and diversification of dinosaur stem lineage deep into Early Triassic.
authors.affiliation: Division of Paleontology, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024, USA. sbrusatte@amnh.org
authors.forename: Stephen L
authors.initials: SL
authors.lastname: Brusatte
authors.forename: Grzegorz
authors.initials: G
authors.lastname: Niedźwiedzki
authors.forename: Richard J
authors.initials: RJ
authors.lastname: Butler