The dinosaur family tree has three main branches:
herbivorous ornithischians, long - necked sauropods and fierce theropods.
A November 2017 analysis upheld the traditional view but found that other arrangements are almost equally likely — including a view that clusters
herbivorous ornithischians and sauropods together.
The herbivorous ornithischians were a really diverse bunch, with a spectacular array of frills and armors and horns and crests.
«The carnivorous theropods were more closely related to
the herbivorous ornithischians and, what's more, some animals, such as Diplodocus, would fall outside the traditional grouping that we called dinosaurs.
Not exact matches
The dinosaur, first described in 2015 as a bizarre,
herbivorous theropod, is actually a primitive
ornithischian, according to the study — a placement that would strengthen the authors» argument for rewriting the entire family tree.