NEW: Transitional species of ceratopsid show anagenesis in horned dinosaurs; new mechanism for N/S biogeography; overhaul of chasmosaurine taxa & evolution. Paper: https://t.co/UJE4JCOSOx Press: https://t.co/TyLcc0zDSX Image: @VilleSinkkonen #FossilFriday #dinosaurs #scicomm https://t.co/ObvUDuQjro
Two brand new chasmosaurine ceratopsid dinosaurs out today in new research by @df9465 and Dr. Liz Freedman Fowler. Say hello to Navajoceratops sullivani and Terminocavus sealeyi!
Transitional chasmosaurine dinosaurs https://t.co/nGJGa7vmFB via @thePeerJ