白垩龙（学名：Cimoliasaurus）是蛇颈龙亚目的一属，生存于白垩纪早期（阿普第阶）到晚期（马斯特里赫特阶）的新泽西州、新西兰、英格兰、法国。白垩龙的身长为13米到25米。
参考资料
https://web.archive.org/web/20080414142638/http://www.palaeos.com/Vertebrates/Units/220Lepidosauromorpha/220.820.html#Cimoliasaurus http://www.geocities.com/dannsdinosaurs/mar-cimo.html
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