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A study evaluating the impact of different sampling effects on calculations of mean von Ebner line increment width (the measure of dentin thickness divided by the mean width between von Ebner lines), tooth formation times and replacement rates in fossil archosaurs, based on data from extant American alligator, is published by Kosch & Zanno (2020).
Announced in 2020; the final version of the article naming it was published in 2021. Plotocrinus rashallae [105] Sp. nov Valid Gale in Gale et al. Early Cretaceous (Albian) Goodland France United States ( Texas) A crinoid belonging to the family Roveacrinidae. Announced in 2020; the final version of the article naming it was published in 2021.
A 2020 study of range of motion in the hindlimbs of Euparkeria found conflicting evidence for its posture. The structure of the femur (thigh bone) and hip socket suggest that the legs were capable of a very wide range of motion, ranging from a nearly vertical stance to a thigh which projects forwards, backwards, or outwards at a nearly ...
A fossil hunter was scouring a Mississippi creek for remnants of the past when he came across the discovery of a lifetime — a tusk from an ice age Columbian mammoth. He stumbled onto a large ...
Description of the fossil material of birds from the Magdalenian of El Juyo, Spain is published by Rufà et al. (2022). [356] Description of the fossil material of birds from the Dieu and Maxa I Caves in Vietnam is published by Boev (2022). [357] A catalogue of fossil and subfossil birds from Cuba is published by Suárez (2022). [358]
A new analysis of three-toed fossil footprints that date back more than 210 million years reveals that they were created by bipedal reptiles with feet like a bird’s.
Identified from a fossil which has been reinterpreted as an indeterminate "rauisuchian". Scutarx [13] S. deltatylus [13] Arizona [13] Sonsela [13] Four partial skeletons including skull fragments. A large basal desmatosuchine aetosaur based on fossils originally referred to "Stagonolepis" (=Calyptosuchus) wellesi, a close relative.
Until hours before California Gov. Gavin Newsom greeted President Donald Trump with a bro-hug on the Los Angeles tarmac Friday, his advisers had spent the week monitoring new White House advance ...