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

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