Hypselosaurus priscus
Late Cretaceous
Trouvaille, Bassin d’Aix de Provence
France

The specimen represents a large, elongated egg form, characteristic of sauropod reproductive strategy. Preservation commonly ranges from partial shell fragments to near-complete egg outlines embedded in matrix. The shell is generally composed of thin calcitic layers, often showing fine micro-structural detail under close examination.
Large, high quality egg