Tag: fossil record

A newly described Silurian Naraoia specimen from New York State extends the range of the youngest naraoiid and, with paleo-elevation ...

A re-description of crocodile fossils collected in Patagonia in 1924 confirms their status among the oldest known members of the ...

Microscopic analysis of 200-million-year-old hip bones from Metoposaurus shows the giant amphibian's hindlimbs played a minor role in swimming.

A newly described unborn baby inside a 240-million-year-old Besanosaurus leptorhynchus from Monte San Giorgio confirms tail-first birth in early giant ...

A newly named Rhaetian turtle from France, Bartassochersis lopezi, becomes the first European turtle known from the latest Triassic and ...

A new specimen-based phylogenetic and morphometric reassessment of all fifteen Late Jurassic avialan specimens from the Solnhofen Archipelago confirms that ...

By testing competing biogeographic hypotheses as molecular clock calibrations, researchers have dated an ancient spider divergence in the Pacific Northwest ...

A sampling-standardized analysis of fossil spore-pollen records shows that the two great pulses of land plant turnover in the past ...

Cambridge-led researchers report that the spread of collagen-degrading enzymes among aerobic bacteria after the Ediacaran Period likely caused the sharp ...

New research from the University of Oxford suggests animals may have originated between 800 and 700 million years ago, up ...