First European Sea Turtles Became Extinct Due To Changing Sea Levels
(Click to enlarge) Reconstruction of ‘Indeterminate Plesiochelyidae’ on a coastal landscape of Upper Jurassic Iberia. (Credit: Iván Gromicho)
Little is known about the oldest sea turtles that inhabited Earth millions of years ago. The finding in the Baetic Cordillera, in Jaén, of the remains of a supposed new species of turtle, Hispaniachelys prebetica — considered the oldest in southern Europe — brought new clues six years ago.
(From ScienceDaily)– However, it was still not clear what group the primitive turtle belonged to.
To resolve the matter, Adán Pérez-García, a researcher in the Evolutionary Biology group of the UNED, studied the as-yet-unanalysed fossils of the specimen, reinterpreted some of its features and provided new information on the morphology of these reptiles. The results marked a radical shift in fossil interpretation. Read the full story »