RT Journal Article T1 Primeros datos sobre los quelonios del Cretácico superior eje Lleida T1 First data on the Upper Cretaceous chelonians of Lleida A1 Murelaga, Xabier A1 Pereda Suberbiola, Xabier A1 Astibia, H. A1 Lapparent de Broin, F. de AB Chelonian plate remains from the uppermost Cretaceous (Maastrichtian) of the Lleida Province in Catalonia are described for the first time. Both cryptodire and pleurodire turtles are represented in the assemblage. An hypoplastron from Fontllonga (Ager syndine) and a peripheral plate fragment from Biscarri, near Isona (Tremp Basin) are referred to a bothremydid cf. Polysternon sp.; isolated pleural and peripheral plates from an indeterminate locality of the Tremp area are assigned to the Solemydidae as cf. Solemys sp. Both Polysternon and Solemys are fresh-water turtles and common components of the continental vertebrate fauna of the Ibero-Occitan realm at the end of the Cretaceous PB Sociedad Geológica de España YR 1997 FD 1997 LK http://hdl.handle.net/10272/10327 UL http://hdl.handle.net/10272/10327 LA spa DS Repositorio Institucional de la Universidad de Huelva RD 31 may 2026