Definition 1 |
The clade including the most recent common ancestor of Epachthosaurus scuittoi, Malawisaurus dixeyi, Argentinosaurus huinculensis, Titanosauridae indet. (DGM “Serie B”), Opisthocoelicaudia skarzynskii, Aeolosaurus, Alamosaurus sanjuanensis, Saltasaurinae, and all of its descendants.
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