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First Permian occurrence of the shark egg capsule morphotype Palaeoxyris Brongniart, 1828. Journal of Vertebrate Paleontology, 36(4), Article e1112290
DOI: 10.1080/02724634.2016.1112290
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On a Palaeoxyris shark egg capsule from the Middle Permian of Jordan. In Jahrestagung der Paläontologischen Gesellschaft vom 14.09. – 16.09.2015, Schiffweiler–Reden/Saarland