: Detail the location (Port des Canonge Formation) and the anatomical analysis performed on the fossil.
: Analyze how this shift in origin (equatorial vs. polar) changes current understanding of early vertebrate evolution. 54425.rar
: Focus on the age of the fossil and its classification as a stem-group therapsid . : Detail the location (Port des Canonge Formation)
: The discovery of a fossil therapsid (a vaguely dog-like, saber-toothed predator) that may be the oldest of its kind, suggesting an equatorial origin for therapsids . 54425.rar