Stratigraphy and Paleontology of the Cloverly Formation (Lower Cretaceous) of the Bighorn Basin Area, Wyoming and Montana Autor John H. Ostrom 17 mar 2020 Paperback Preț: 386.20 lei 43-57 zile
Osteology of Deinonychus antirrhopus, an Unusual Theropod from the Lower Cretaceous of Montana: 50th Anniversary Edition Autor John H. Ostrom et al. 22 oct 2019 Paperback Preț: 353.48 lei 43-57 zile