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;
  • Publisher: Figshare
  • Related identifiers: doi: 10.1371/journal.pone.0088640
  • Subject: Medicine | Biological Sciences | developmental biology | embryology | ecology | Ecological environments | Terrestrial environments | Terrestrial ecology | Evolutionary biology | Paleontology | paleobiology | Vertebrate paleontology | Marine biology | Animal types | viviparity | mesozoic | reptiles | indicated | triassic | embryonic

<div><p>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 rept... View more
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