Terrestrial Origin of Viviparity in Mesozoic Marine Reptiles Indicated by Early Triassic Embryonic Fossils

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Motani, Ryosuke; Jiang, Da-yong; Tintori, Andrea; Rieppel, Olivier; Chen, Guan-bao;
(2014)
  • Publisher: Public Library of Science
  • Journal: PLoS ONE,volume 9,issue 2 (eissn: 1932-6203)
  • Related identifiers: doi: 10.1371/journal.pone.0088640, pmc: PMC3922983
  • Subject: Research Article | Biology | Earth Sciences | Paleobiology | Veterinary Science | Developmental Biology | Terrestrial Environments | Ecological Environments | Vertebrate Paleontology | Marine Biology | Ecology | Evolutionary Biology | Paleontology | Animal Types | Embryology | Terrestrial Ecology

Viviparity in Mesozoic marine reptiles has traditionally been considered an aquatic adaptation. We report a new fossil specimen that strongly contradicts this traditional interpretation. The new specimen contains the oldest fossil embryos of Mesozoic marine reptile that... View more
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