Pterosaur egg with a leathery shell

The recent discovery of a pterosaur egg with embryonic skeleton and soft tissues from the Yixian Formation confirmed that the flying pterosaurs were oviparous. Here we describe another pterosaur egg whose exquisite preservation indicates that the shell structure was soft and leathery.

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Bibliographic Details
Published in:Nature (London) 2004-12, Vol.432 (7017), p.572-572
Main Authors: Ji, Qiang, Ji, Shu-An, Cheng, Yen-Nien, You, Hai-Lu, Lü, Jun-Chang, Liu, Yong-Qing, Yuan, Chong-Xi
Format: Article
Language:English
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Description
Summary:The recent discovery of a pterosaur egg with embryonic skeleton and soft tissues from the Yixian Formation confirmed that the flying pterosaurs were oviparous. Here we describe another pterosaur egg whose exquisite preservation indicates that the shell structure was soft and leathery.
ISSN:0028-0836
1476-4687
DOI:10.1038/432572a