Spiclypeus shipporum gen. et sp. nov., a Boldly Audacious New Chasmosaurine Ceratopsid (Dinosauria: Ornithischia) from the Judith River Formation (Upper Cretaceous: Campanian) of M...

por Mallon, Jordan C., Ott, Christopher J., Larson, Peter L., Iuliano, Edward M., Evans, David C.
Publicado 2016