Testudoflexoolithus is an oogenus of fossil turtle egg, containing two oospecies: T. bathonicae and T. agassizi.Hirsch , K.F. (1996). "Parataxonomic Classification of Fossil Chelonian and Gecko Eggs." Journal of Vertebrate Paleontology. 16(4):752-762.Lawver, D.R., and F.D. Jackson. (2014). "A Review of the Fossil Record of Turtle Reproduction: Eggs, Embryos, Nests and Copulating Pairs. " Bulletin of the Peabody Museum of Natural History 55(2):215–236.

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