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...

common ancestor. The group is composed of two subgroups: Diplodocoidea and Macronaria. Arising in the early Jurassic and persisting until the Cretaceous-Paleogene...

one pump for oxygenated and one pump for deoxygenated blood. As in all Macronaria, the forelimbs of brachiosaurids are long relative to the hindlimbs, but...

considered to be a basal eusauropod. A simplified cladogram of basal Macronaria after Tan et al (2020) is shown below: Camarasaurus is considered to be...

†Parvorder Neosauropoda †Family Cetiosauridae †Family Diplodocidae †Division Macronaria †Family Camarasauridae †Subdivision Titanosauriformes †Family Brachiosauridae...

the Late Jurassic Portuguese sauropod dinosaur Lusotitan atalaiensis (Macronaria) and the evolutionary history of basal titanosauriforms". Zoological Journal...

description of Gandititan, Han et al. analyzed the phylogenetic relations of Macronaria, focusing on titanosauriform taxa. They recovered Giraffatitan as the...

Dinosauria Clade: Saurischia Clade: †Sauropodomorpha Clade: †Sauropoda Clade: †Macronaria Clade: †Titanosauria Clade: †Lognkosauria Genus: †Argentinosaurus Bonaparte...

Dinosauria Clade: Saurischia Clade: †Sauropodomorpha Clade: †Sauropoda Clade: †Macronaria Clade: †Titanosauria Clade: †Lithostrotia Genus: †Dreadnoughtus Lacovara...

the Late Jurassic Portuguese sauropod dinosaur Lusotitan atalaiensis (Macronaria) and the evolutionary history of basal titanosauriforms" (PDF). Zoological...