Scientific name: † cf Maiasaura peeblesorum, Horner & Makela, 1979 ( hadrosaurid ("duck-billed") dinosaur ) - Egg shells set of 3 fragments. Location: Private land in Montana, USA Geological Formation: Two Medicine Fm Age: Late Cretaceous, Campanian stage (~ 82.4-74.4 million years) Size (the biggest): 2cm x 1,1cm x 0,8cm REF.: #J281 DESCRIPTION: Maiasaura is a large herbivorous saurolophine hadrosaurid ("duck-billed") dinosaur genus that lived in the area currently covered by the state of Montana and the Canadian province of Alberta, in the Upper Cretaceous (mid to late Campanian), from 86.3 to 70.6 million years ago. Maiasaura is the state fossil of Montana. Here we present an extremely rare batch of 3 eggshell fragments from this species of "duck-billed" hadrosaurid. Extremely rare to find nowadays. The characteristic surface structure is truly well-defined and beautiful. A rarity worthy of the most discerning collections. All of our fossils come with a Certificate of Authenticity. Every week, the issued Certificates of Authenticity are updated in our database verification system on our website. If you find that your certificate has not yet been updated, please contact us and we will update it immediately. Display box included. IMPORTANT SHIPPING INFORMATION: All shipments to the USA are sent via UPS Express. We are not responsible for any additional tariff charges that US Customs may add as import fees on the declared commercial value.