Ovaloolithus
Ovaloolithus is an oogenus of dinosaur egg. Eggs of the genus have been found in China, Mongolia and Utah. Species Oospecies attributed to this genus include: O. chinkangkouensis - Cenomanian-Santonian Bayan Shireh Formation, Mongolia, Campanian Jingangkou Formation (Wangshi Group), China O. dinornithoides - Maastrichtian Nemegt Formation, Mongolia O. laminadermus - Campanian Jingangkou Formation (Wangshi Group), China O. tenuisus - Maastrichtian (Lancian) North Horn Formation, Utah O. turpanensis - Campanian-Maastrichtian Subashi Formation, China O. utahensis - Maastrichtian (Lancian) North Horn Formation, Utah Ovaloolithus sp. - Coniacian-Santonian Zhaoying Formation, Cenomanian-Turonian Chichengshan Formation (Tiantai Group) and Turonian Majiacun Formation, China O. huangtulingensis O. mixistriatus O. monostriatus O. sangpingensis O. tristriatus O. weiqiaoensis See also List of dinosaur oogenera References Further reading J.-L. Zhang, Q. Wang, S.-X. Jiang, X. Cheng, N. Li, R. Qiu, X.-J. Zhang and Z.-L. Wang. 2017. Review of historical and current research on the Late Cretaceous dinosaurs and dinosaur eggs from Laiyang, Shandong. Vertebrata PalAsiatica 55(2):187-200 Z. Zhao, S. Zhang, Q. Wang and X. Wang. 2013. Dinosaur diversity during the transition between the middle and late parts of the Late Cretaceous in eastern Shandong Province, China: Evidence from dinosaur eggshells. Chinese Science Bulletin 58(36):4663-4669 X.-l. Wang, Q. Wang, S.-x. Jiang,