Macronaria is a clade of sauropod dinosaurs. Macronarians are named after the large diameter of the nasal opening of their skull, known as the external naris, which exceeded the size of the orbit, the
Somphospondyli is an extinct clade of titanosauriform sauropods that lived from the Late Jurassic until the end of the Late Cretaceous, comprising all titanosauriforms more closely related to Titanosa
Macronaria
…Eucamerotus †Fukuititan †Fushanosaurus †Fusuisaurus †Huanghetitan †Jiutaisaurus †Oceanotitan †Ornithopsis †Pukyongosaurus †Rugocaudia †Brachiosauridae †Somphospondyli Macronaria is a clade of sauropod dinosaurs. Macronarians are named after the large diameter of the nasal opening of their skull, known as the external…